Editing Purdue University (section)

==Academics==

=== Undergraduate admissions ===
{{Infobox U.S. college admissions
|year              = 2024
|admit rate        = 49.8%
|admit rate change = -10.0
|yield rate        = 29.1
|yield rate change = +4.6
|SAT Total         = 1210–1470<br />(among 75% of [[freshman|FTFs]])
|SAT Total change  = 
|ACT               = 27–34<br />(among 35% of [[freshman|FTFs]])
|ACT change        = 
|float             = right
|ref               = <ref name="FallEnrollmentReport">{{cite web |url= https://admissions.purdue.edu/academics/freshmanprofile.php|title=Purdue University Freshman class profile 2024
 |publisher=Purdue University |access-date=February 24, 2025}}</ref>
}}

Purdue University is ranked 43rd in the annual ranking of 2024 U.S. News & World Report. The 2022 annual ranking of ''[[U.S. News & World Report]]'' categorizes Purdue University-West Lafayette as "more selective".<ref>{{cite web |title=Purdue University--West Lafayette |url=https://www.usnews.com/best-colleges/purdue-university-west-lafayette-1825 |work=U.S. News & World Report |access-date=November 12, 2022}}</ref> For the Class of 2025 (enrolled fall 2021), Purdue received 59,173 applications and accepted 40,759 (68.9%). Of those accepted, 10,157 enrolled, a [[Yield (college admissions)|yield rate]] (the percentage of accepted students who choose to attend the university) of 24.9%. Purdue's freshman [[University student retention|retention rate]] is 92%, with 81.5% going on to graduate within six years.<ref name="FallEnrollmentReport" />

The university started test-optional admissions with the Fall 2021 incoming class in response to the COVID-19 pandemic and has extended this through Fall 2023. Of the 62% of the incoming freshman class who submitted [[SAT]] scores; the middle 50 percent Composite scores were 1190–1430.<ref name="FallEnrollmentReport" /> Of the 31% of enrolled freshmen in 2021 who submitted [[ACT (test)|ACT]] scores; the middle 50 percent Composite score was between 26 and 33.<ref name="FallEnrollmentReport" />

Purdue University is a college-sponsor of the National Merit Scholarship Program and sponsored 88 Merit Scholarship awards in 2020. In the 2020–2021 academic year, 127 freshman students were [[National Merit Scholars]].<ref>{{cite web|url=https://www.nationalmerit.org/s/1758/images/gid2/editor_documents/annual_report.pdf|title=National Merit Scholarship Corporation 2019-20 Annual Report|publisher=National Merit Scholarship Corporation|access-date=December 7, 2022}}</ref>

{| class="wikitable" style="text-align:center; float:left; font-size:90%; margin:10px;"
|+ Fall first-time freshman statistics<ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2024-2025.pdf |title=Purdue University Common Data Set 2024-2025
 |publisher=Purdue University |access-date=February 24, 2025}}</ref><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2023_2024.pdf |title=Purdue University Common Data Set 2023-2024
 |publisher=Purdue University |access-date=February 24, 2025}}</ref><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2022-2023.pdf |title=Purdue University Common Data Set 2022-2023
 |publisher=Purdue University |access-date=February 16, 2023}}</ref><ref name="FallEnrollmentReport" /><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2020-2021.pdf |title=Purdue University Common Data Set 2020-2021
 |publisher=Purdue University |access-date=November 12, 2022}}</ref><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2019-2020.xlsx |title=Purdue University Common Data Set 2019-2020
 |publisher=Purdue University |access-date=November 12, 2022}}</ref><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2018-2019.xlsx |title=Purdue University Common Data Set 2018-2019
 |publisher=Purdue University |access-date=November 12, 2022}}</ref><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2017-2018.xlsx |title=Purdue University Common Data Set 2017-2018
 |publisher=Purdue University |access-date=November 12, 2022}}</ref><ref>{{cite web |url=https://www.purdue.edu/idata/documents/CDS/CDS_2016-2017.xlsx |title=Purdue University Common Data Set 2016-2017
 |publisher=Purdue University |access-date=November 12, 2022}}</ref>
|-
! 
!2024
!2023
!2022
! 2021 !! 2020 !! 2019 !! 2018 !! 2017 !! 2016
|-
! Applicants
|78,526
|72,800
|68,309
| 59,173 || 57,279 || 54,912 || 53,439 || 48,912 || 48,775
|-
! Admits
|39,096
|36,602
|35,995
| 40,759 || 38,457 || 32,834 || 30,965 || 28,092 || 27,226
|-
! Admit rate
|49.8
|50.3
|52.7
| 68.9 || 67.1 || 59.8 || 57.9 || 57.4 || 55.8
|-
! Enrolled
|11,388
|9,206
|9,354
| 10,157 || 8,869 || 8,056 || 8,357 || 7,566 || 7,242
|-
! Yield rate
|29.1
|25.2
|25.9
| 24.9 || 23.1 || 24.5 || 27.0 || 26.9 || 26.6
|-
! ACT composite*<br /><small>(out of 36)</small>
|27–34<br /><small>(25%<sup>†</sup>)</small>
|27–34<br /><small>(24%<sup>†</sup>)</small>
|27–34<br /><small>(29%<sup>†</sup>)</small>
| 26–33<br /><small>(31%<sup>†</sup>)</small> || 25–33<br /><small>(46%<sup>†</sup>)</small> || 25–32<br /><small>(50%<sup>†</sup>)</small> || 25–32<br /><small>(51%<sup>†</sup>)</small> || 25–31<br /><small>(60%<sup>†</sup>)</small> || 25–31<br /><small>(62%<sup>†</sup>)</small>
|- 
! SAT composite*<br /><small>(out of 1600)</small>
|1210–1470<br /><small>(79%<sup>†</sup>)</small>
|1210–1450<br /><small>(73%<sup>†</sup>)</small>
|1210–1450<br /><small>(67%<sup>†</sup>)</small>
| 1190–1430<br /><small>(62%<sup>†</sup>)</small> || 1190–1430<br /><small>(82%<sup>†</sup>)</small> || 1190–1440<br /><small>(82%<sup>†</sup>)</small> || 1180–1410<br /><small>(76%<sup>†</sup>)</small> || 1150–1380<br /><small>(69%<sup>†</sup>)</small> || {{sdash}}
|-
| colspan="10" | * middle 50% range<br /> <sup>†</sup> percentage of first-time freshmen who chose to submit
|}

{{clear}}

===Academic divisions===

{| class="toccolours" style="float:right; margin:1em; width:300px;"
! colspan="2" style="text-align: center;" | '''College/school founding'''
|-
| '''College/school''' || {{center|'''Year founded'''}}
|-
| colspan="2" |
----
|-
| College of Agriculture || {{center|1869}}
|-
| College of Education || {{center|1908}}
|-
| [[Purdue University College of Engineering|College of Engineering]] || {{center|1876}}
|-
| College of Health and Human Sciences || {{center|2010}}
|-
| College of Liberal Arts || {{center|1953}}
|-
| [[Daniels School of Business]] || {{center|1962}}
|-
| [[Purdue University College of Pharmacy|College of Pharmacy]]|| {{center|1884}}
|-
| Purdue Polytechnic Institute || {{center|1964}}
|-
| College of Science || {{center|1907}}
|-
| College of Veterinary Medicine || {{center|1959}}
|}

Purdue offers both [[undergraduate education|undergraduate]] and [[graduate school|graduate]] programs in over 211 [[academic major|major]] areas of study, and is well known for its competitive engineering curricula. The university has also been integral in America's [[aviation history|history of aviation]], having established the first [[credit (education)|college credit]] offered in [[flight training]]; the first four-year bachelor's degree in aviation; and the first university airport: [[Purdue University Airport]]. Purdue's aviation technology and aeronautical engineering programs remain among the most competitive aviation-specific programs in the world.<ref>{{Cite web |url=https://www.purdueaviationllc.com/flight-training/faq |title=Purdue Aviation |website=www.purdueaviationllc.com |access-date=September 17, 2020 |archive-date=March 2, 2021 |archive-url=https://web.archive.org/web/20210302160839/https://www.purdueaviationllc.com/flight-training/faq |url-status=live }}</ref> In the mid-20th century, Purdue's aviation program expanded to encompass advanced [[spaceflight]] technology, giving rise to Purdue's nicknames ''Cradle of Astronauts''<ref>{{cite news |url=https://www.purdue.edu/UNS/astro/astromain.html |title=Purdue Astronauts |publisher=Purdue University News Service |access-date=June 12, 2006 |archive-url=https://web.archive.org/web/20041216032631/http://www.purdue.edu/UNS/astro/astromain.html |archive-date=December 16, 2004 |url-status=dead }}</ref> and ''Mother of Astronauts''.<ref>{{cite web |url=https://news.uns.purdue.edu/html4ever/1998/9801.Smith.spaceage.html |title=New history course to explore the space age |author=Purdue News Service |date=January 1998 |work=Purdue News |access-date=August 19, 2019 |archive-url=https://web.archive.org/web/20190820044832/https://news.uns.purdue.edu/html4ever/1998/9801.Smith.spaceage.html |archive-date=August 20, 2019 |url-status=dead }}</ref> Twenty-six Purdue graduates have become astronauts, including [[Gus Grissom]], one of the original [[Mercury Seven]] astronauts; [[Neil Armstrong]], who was the first person to walk on the Moon; and [[Eugene Cernan]], who was the last person to walk on the Moon.<ref>{{Cite web |title=Apollo 17 (AS-512) {{!}} National Air and Space Museum |url=https://airandspace.si.edu/explore-and-learn/topics/apollo/apollo-program/landing-missions/apollo17.cfm |access-date=January 11, 2021 |website=airandspace.si.edu |archive-date=January 16, 2021 |archive-url=https://web.archive.org/web/20210116182333/https://airandspace.si.edu/explore-and-learn/topics/apollo/apollo-program/landing-missions/apollo17.cfm |url-status=live }}</ref>

The English department at Purdue launched the first [[Online Writing Lab]] (OWL), in 1994.<ref>{{Cite book |title=ESL Readers and Writers in Higher Education: Understanding Challenges, Providing Support |last=Evans |first=Norman W. |publisher=Routledge |year=2015 |isbn=978-1138791718 |location=New York |pages=73}}</ref><ref>{{cite web |url=https://owl.english.purdue.edu/owl/owlprint/608/ |title=Purdue OWL |work=purdue.edu |access-date=May 31, 2013 |archive-url=https://web.archive.org/web/20130602005620/http://owl.english.purdue.edu/owl/owlprint/608/ |archive-date=June 2, 2013 |url-status=live}}</ref> Many colleges and universities use the Purdue OWL website as an [[academic writing]] reference source for proper word usage, punctuation, grammar, and style.<ref>{{Cite web |date=February 13, 2020 |title=The Ballad of Purdue OWL |url=https://studyingresearch.com/2020/02/13/the-ballad-of-purdue-owl/#:~:text=Purdue%20OWL%20was%20the%20one,as%20an%20online%20writing%20tutor. |url-status=live |archive-url=https://web.archive.org/web/20230928040712/https://studyingresearch.com/2020/02/13/the-ballad-of-purdue-owl/ |archive-date=September 28, 2023 |access-date=September 28, 2023 |website=Studying Research}}</ref> Professors criticized the partnership, begun in 2020, between OWL and the company Chegg, which provides [[Generative artificial intelligence|AI-generated]] "homework help" that some consider to be plagiarism.<ref>{{Cite web |last=Lindsay |first=McKenzie |date=March 12, 2019 |title=The Wrong Partnership? |url=https://www.insidehighered.com/news/2019/03/12/purdue-professors-criticize-writing-partnership-chegg |archive-url=https://web.archive.org/web/20220816063023/https://www.insidehighered.com/news/2019/03/12/purdue-professors-criticize-writing-partnership-chegg |archive-date=August 16, 2022 |website=Inside Higher Ed}}</ref>

Purdue is organized into 10 colleges and schools. In 2010, the College of Health and Human Sciences was formed, through combining existing academic units, including the School of Nursing, the School of Health Sciences, the College of Consumer and Family Sciences, and non-humanities majors psychology and hearing and speech pathology from the College of Liberal Arts.<ref>{{cite web |url=https://www.hhs.purdue.edu/about/about.html |title=Purdue College of Health and Human Sciences |publisher=Hhs.purdue.edu |date=July 1, 2010 |access-date=November 1, 2011 |url-status=dead |archive-url=https://web.archive.org/web/20120113171140/https://www.hhs.purdue.edu/about/about.html |archive-date=January 13, 2012 }}</ref>

====College of Agriculture====
The university's College of Agriculture supports the university's charge as a [[land-grant university]] for the study of agriculture throughout the state.

====<span class="anchor" id="College of Education"></span>College of Education====
<!-- linked from redirect [[Purdue University College of Education]] -->
The College of Education offers [[undergraduate education|undergraduate]] [[bachelor's degree|degrees]] in [[primary education|elementary education]], [[social studies]] education, science education and [[special education]], and [[graduate school|graduate degrees]] in these and many other specialty areas of [[education]].<ref>{{cite web |url=http://www.education.purdue.edu/academics/degrees_programs.html |title=College of Education – Purdue University<!-- Bot generated title --> |access-date=April 24, 2017 |url-status=dead |archive-url=https://web.archive.org/web/20070702150225/http://www.education.purdue.edu/academics/degrees_programs.html |archive-date=July 2, 2007 }}</ref>

====College of Engineering====
[[File:Neil Armstrong Hall of Engineering Purdue University 2016 03.jpg|thumb|Neil Armstrong Hall of Engineering with a statue of Neil Armstrong at the entrance]]
{{main|Purdue University College of Engineering}}
The Purdue University College of Engineering was established in 1874 with programs in Civil and Mechanical Engineering. The college now offers [[Bachelor of Science|BS]], [[Master of Science|MS]], and [[PhD]] degrees in more than a dozen disciplines.<ref>{{cite web |url=http://engineering.purdue.edu/Engr/AboutUs/History/ |title=Purdue University – History of the College of Engineering |access-date=November 8, 2020 |archive-date=February 26, 2021 |archive-url=https://web.archive.org/web/20210226170016/https://engineering.purdue.edu/Engr/AboutUs/History |url-status=live }}</ref> Purdue's engineering program has also educated 27 of America's [[astronaut]]s, including [[Neil Armstrong]] and [[Eugene Cernan]], who were the first and last astronauts to have walked on the [[Moon]], respectively, and [[Gus Grissom]], a member of the [[Mercury Seven]].<ref>{{Cite web |title=Purdue Astronauts |url=https://www.purdue.edu/space/astronauts/ |access-date=2024-05-01 |website=Purdue In Space |language=en-US}}</ref> Many of Purdue's engineering disciplines are recognized as top-ten programs in the U.S.<ref>{{cite web |url=http://engineering.purdue.edu/Engr/AboutUs/FactsFigures/AboutUs/FactsFigures/rankingsNewsReport |title=Rankings – College of Engineering<!-- Bot generated title --> |access-date=November 8, 2020 |archive-date=October 20, 2012 |archive-url=https://web.archive.org/web/20121020024513/https://engineering.purdue.edu/Engr/AboutUs/FactsFigures/AboutUs/FactsFigures/rankingsNewsReport |url-status=live }}</ref> The college as a whole is currently ranked 4th in the U.S. of all doctorate-granting engineering schools by ''[[U.S. News & World Report]]''.<ref>{{cite web |url=http://colleges.usnews.rankingsandreviews.com/best-colleges/spec-doct-engineering |title=Current U.S. News Rankings |access-date=November 8, 2020 |archive-date=January 1, 2011 |archive-url=https://web.archive.org/web/20110101211020/http://colleges.usnews.rankingsandreviews.com/best-colleges/spec-doct-engineering |url-status=dead }}</ref>
[[File:Purdue University - Engineering Laboratory - Cassier's 1892-08.png|thumb|''[[Cassier's Magazine]]'' featured the Purdue University in its August 1892 edition. Here is a look at the locomotive testing plant within the Mechanical Laboratory.]]

====Exploratory Studies====
The university's Exploratory Studies program supports undergraduate students who enter the university without having a declared major. It was founded as a pilot program in 1995 and made a permanent program in 1999.<ref>{{cite web |url=https://www.purdue.edu/exploratory/prospective/who-we-are/index.php |title=Who We Are |publisher=Purdue University |date=2020 |access-date=November 7, 2020 }}{{Dead link|date=October 2022 |bot=InternetArchiveBot |fix-attempted=yes }}</ref>

====<span class="anchor" id="College of Health and Human Sciences"></span>College of Health and Human Sciences====
<!-- linked from redirect [[Purdue University College of Health and Human Sciences]] -->
The College of Health and Human Sciences was established in 2010 and is the newest college. It offers [[Bachelor of Science|BS]], [[Master of Science|MS]] and [[Doctor of Philosophy|PhD]] degrees in all 9 of its academic units.<ref>{{Cite web |title=Departments and Schools |url=https://hhs.purdue.edu/about-hhs/departments-and-schools/ |access-date=July 28, 2023 |website=College of Health and Human Sciences |language=en-US}}</ref>

====<span class="anchor" id="College of Liberal Arts"></span>College of Liberal Arts====
Purdue's College of Liberal Arts contains the arts, [[social sciences]] and [[humanities]] programs at the university. [[Liberal arts]] courses have been taught at Purdue since its founding in 1874. The School of Science, Education, and Humanities was formed in 1953. In 1963, the School of Humanities, Social Sciences, and Education was established, although [[Bachelor of Arts]] degrees had begun to be conferred as early as 1959. In 1989, the School of Liberal Arts was created to encompass Purdue's arts, [[humanities]], and [[social sciences]] programs, while [[education]] programs were split off into the newly formed School of Education. The School of Liberal Arts was renamed the College of Liberal Arts in 2005.<ref>{{Cite web |title=History - College of Liberal Arts - Purdue University |url=https://www.cla.purdue.edu/about/history.html |access-date=March 15, 2024 |website=www.cla.purdue.edu}}</ref>

====Daniels School of Business====
{{main|Daniels School of Business}}

The Daniels School of Business offers management courses and programs at the undergraduate, master's, and doctoral levels.<ref>{{cite web |url=https://krannert.purdue.edu/fast-tracks/apply.php |title=Fill Out the Appropriate Application – Purdue Krannert |website=krannert.purdue.edu |access-date=November 8, 2020 |archive-date=November 4, 2020 |archive-url=https://web.archive.org/web/20201104212843/https://www.krannert.purdue.edu/fast-tracks/apply.php |url-status=live }}</ref>

====College of Pharmacy====
{{main|Purdue University College of Pharmacy}}
The university's College of Pharmacy was established in 1884 and is the 3rd oldest state-funded [[Pharmacy school|school of pharmacy]] in the United States.<ref>{{cite web |last=Mason |first=Holly L. |date=Fall 2008 |title=History of the School of Pharmacy |url=http://www.pharmacy.purdue.edu/aboutus/history/index.htm |url-status=dead |archive-url=https://web.archive.org/web/20081013013315/http://www.pharmacy.purdue.edu/aboutus/history/index.htm |archive-date=October 13, 2008 |access-date=December 15, 2008 }}</ref>

====<span class="anchor" id="Purdue Polytechnic Institute"></span>Purdue Polytechnic Institute====
<!-- linked from redirect [[Purdue Polytechnic Institute]] -->
The Purdue Polytechnic Institute, formerly known as the College of Technology, offers [[Bachelor's degree|bachelor's]], [[Master's degree|master's]] and [[Doctor of Philosophy|PhD degrees]] in a wide range of technology-related disciplines. With over 30,000 living [[alumnus|alumni]], it is one of the largest technology schools in the United States. In addition to the main school in West Lafayette, Purdue Polytechnic operates nine satellite campuses in [[Anderson, Indiana|Anderson]], [[Columbus, Indiana|Columbus]], [[Indianapolis]], [[Purdue Polytechnic Institute Kokomo|Kokomo]], [[Lafayette, Indiana|Lafayette]], [[New Albany, Indiana|New Albany]], [[Richmond, Indiana|Richmond]], [[Vincennes, Indiana|Vincennes]], and [[South Bend, Indiana|South Bend]].<ref>{{Cite web|url=https://polytechnic.purdue.edu/locations|title=Locations - Purdue Polytechnic Institute|website=polytechnic.purdue.edu}}</ref> These locations offer certificate, associate, and/or bachelor's degrees, some of which are [[ABET]]-accredited technical degrees.

The Polytechnic Institute also maintains three high school campuses (two in [[Indianapolis]] and one in [[South Bend, IN|South Bend]]) that focus on [[STEM|science, technology, engineering, and mathematics]] and feature hands-on project-based learning.<ref>{{cite web |title=Purdue Polytechnic High School Welcomes First-ever Students |url=https://pphs.purdue.edu/purdue-polytechnic-high-school-welcomes-first-ever-students |access-date=August 12, 2022 |website=Purdue University |archive-date=August 29, 2022 |archive-url=https://web.archive.org/web/20220829145311/https://pphs.purdue.edu/purdue-polytechnic-high-school-welcomes-first-ever-students |url-status=dead }}</ref>

====<span class="anchor" id="College of Science"></span>College of Science====
<!-- linked from redirect [[Purdue University College of Science]] -->
The university's College of Science houses the university's science departments: Biological Sciences; Chemistry; Computer Science; Earth, Atmospheric, & Planetary Sciences; Mathematics; Physics & Astronomy; and Statistics. The science [[course (education)|courses]] offered by the college account for about one-fourth of Purdue's one million student [[credit hour]]s.<ref>{{Cite web|url=http://www.science.purdue.edu/jsv/|archive-url=https://web.archive.org/web/20071019061451/http://www.science.purdue.edu/jsv/|url-status=dead|title=Jeff Vitter's Home Page<!-- Bot generated title -->|archive-date=October 19, 2007}}</ref>

====<span class="anchor" id="College of Veterinary Medicine"></span>College of Veterinary Medicine====
<!-- linked from redirect [[Purdue University College of Veterinary Medicine]] -->
The College of Veterinary Medicine is accredited by the [[American Veterinary Medical Association|AVMA]].

====Honors College====
Purdue's Honors College supports an [[Honors colleges and programs|honors program]] for undergraduate students<ref>{{Cite web |title=John Martinson Honors College - Undergraduate Admissions - Purdue University |url=https://www.admissions.purdue.edu/academics/honorscollege.php |access-date=September 22, 2023 |website=www.admissions.purdue.edu |language=en}}</ref> at the university.

====Purdue Online====
Through Purdue Online, the administrative unit charged with planning and enabling the effort, Purdue has a growing online presence, in addition to [[Purdue University Global|Purdue Global]], offering more than 200 programs through the university's four accredited institutions (Purdue West Lafayette, Purdue Northwest and Purdue Fort Wayne in Indiana and Purdue Global) including master's degree programs.<ref>{{Cite web |url=http://online.purdue.edu/online-programs/masters-degrees |title=Masters Degrees {{!}} Purdue University Online |website=online.purdue.edu |access-date=March 10, 2016 |archive-url=https://web.archive.org/web/20160311035007/http://online.purdue.edu/online-programs/masters-degrees |archive-date=March 11, 2016 |url-status=live}}</ref> Purdue Online, the unified online education initiative approved by Purdue President Mitch Daniels and the Purdue Board of Trustees in December 2018, is intended to radically expand these offerings by developing a "coordinated, unified system-wide portfolio of online course and degree offerings for students of all types."<ref>{{Cite web |url=https://www.purdue.edu/newsroom/releases/2018/Q4/trustees-ok-new-unit-for-system-wide-online-education.html |title=Trustees OK new unit for system-wide online education. www.purdue.edu. Retrieved 29 August 2019. |access-date=September 27, 2019 |archive-url=https://web.archive.org/web/20190828200615/https://www.purdue.edu/newsroom/releases/2018/Q4/trustees-ok-new-unit-for-system-wide-online-education.html |archive-date=August 28, 2019 |url-status=live}}</ref> Students manage their Purdue University admin account using the BrightSpace Purdue Student Portal.<ref>{{Cite web |title=Brightspace Purdue Retrieved 4 May 2022. |url=https://studentsorted.com/brightspace-purdue/ |date=April 22, 2022|access-date=May 4, 2022}}</ref>

===Research===
The university expended $622.814 million in support of research system-wide in 2017, using funds received from the state and federal governments, industry, foundations, and individual donors. The faculty and more than 400 research laboratories put Purdue University among the leading research institutions.<ref>{{cite web |title=Purdue University – NSF – Total R&D Expenditure |url=https://ncsesdata.nsf.gov/profiles/site?method=report&fice=1825&id=h1 |access-date=June 6, 2019 |archive-date=August 6, 2020 |archive-url=https://web.archive.org/web/20200806160836/https://ncsesdata.nsf.gov/profiles/site?method=report&fice=1825&id=h1 |url-status=live }}</ref> Purdue University is considered by the [[Carnegie Classification of Institutions of Higher Education]] to have "very high research activity".<ref>{{cite web |url=http://carnegieclassifications.iu.edu/lookup/view_institution.php?unit_id=243780 |title=Carnegie Classifications: Purdue University–Main Campus |publisher=Carnegie Foundation for the Advancement of Teaching |access-date=June 25, 2012 |archive-url=https://web.archive.org/web/20180705033132/http://carnegieclassifications.iu.edu/lookup/view_institution.php?unit_id=243780 |archive-date=July 5, 2018 |url-status=live}}</ref> Purdue also was rated the nation's fourth best place to work in academia, according to rankings released in November 2007 by ''[[The Scientist (magazine)|The Scientist]]'' magazine.<ref>{{cite journal |last=Gawrylewski |first=Andrea |url=http://classic.the-scientist.com/2007/11/1/67/1/ |title=Purdue pushes forward |journal=The Scientist |date=November 1, 2007 |volume=21 |issue=11 |page=67 |access-date=June 25, 2012 |archive-date=May 9, 2011 |archive-url=https://web.archive.org/web/20110509123936/http://www.the-scientist.com/2007/11/1/67/1/ |url-status=dead }}</ref> Purdue's researchers provide insight, knowledge, assistance, and solutions in many crucial areas. These include, but are not limited to Agriculture; Business and Economy; Education; Engineering; Environment; Healthcare; Individuals, Society, Culture; Manufacturing; Science; Technology; Veterinary Medicine.<ref>{{cite web |url=https://www.purdue.edu/purdue/research/research_areas.html |title=Purdue University – Research Areas |publisher=Purdue.edu |access-date=January 22, 2010 |url-status=dead |archive-url=https://web.archive.org/web/20080408073427/http://www.purdue.edu/purdue/research/research_areas.html |archive-date=April 8, 2008 }}</ref>
[[GTAP|The Global Trade Analysis Project (GTAP)]], a global research consortium focused on [[Global governance#Governance of the economy and of globalization|global economic governance]] challenges (trade, climate, resource use) is also coordinated by the university. Purdue University generated a record $438 million in sponsored research funding during the 2009–10 fiscal year with participation from [[National Science Foundation]], [[National Aeronautics and Space Administration]], and the U.S. departments of [[United States Department of Agriculture|Agriculture]], [[United States Department of Defense|Defense]], [[United States Department of Energy|Energy]], and [[United States Department of Health and Human Services|Health and Human Services]].<ref>{{cite web |url=https://www.purdue.edu/newsroom/research/2010/100830BuckiusResearch.html |title=Purdue hits research funding record in 2010 |publisher=News.uns.purdue.edu |date=August 30, 2010 |access-date=April 25, 2012 |archive-url=https://web.archive.org/web/20160303233830/http://www.purdue.edu/newsroom/research/2010/100830BuckiusResearch.html |archive-date=March 3, 2016 |url-status=live}}</ref> Purdue University was ranked fourth in Engineering research expenditures amongst all the colleges in the United States in 2017, with a research expenditure budget of 244.8 million.<ref>{{cite web |title=Engineering by the Numbers ASEE.org |url=https://www.asee.org/documents/papers-and-publications/publications/college-profiles/2017-Engineering-by-Numbers-Engineering-Statistics.pdf |access-date=June 6, 2019 |archive-url=https://web.archive.org/web/20181024031008/https://www.asee.org/documents/papers-and-publications/publications/college-profiles/2017-Engineering-by-Numbers-Engineering-Statistics.pdf |archive-date=October 24, 2018 |url-status=live}}</ref>

Purdue University established the [[Discovery Park (Purdue)|Discovery Park]] to bring innovation through multidisciplinary action.<ref>{{cite web |url=https://www.purdue.edu/dp/index.php |title=Discovery Park at Purdue University |publisher=Purdue.edu |access-date=January 22, 2010 |archive-url=https://web.archive.org/web/20110519123638/http://www.purdue.edu/dp/index.php |archive-date=May 19, 2011 |url-status=live}}</ref> In all of the eleven centers of Discovery Park, ranging from entrepreneurship to energy and advanced manufacturing, research projects reflect a large economic impact and address global challenges.<ref>{{cite web |author=Buck |first1=Charles |last2=Sharma |first2=Pankaj |date=2008 |title=Discovery Park at Purdue University: Engine for Academic and Commercial Growth |url=https://www.nanohub.org/resources/5025/ |url-status=live |archive-url=https://web.archive.org/web/20091222165405/http://nanohub.org/resources/5025 |archive-date=December 22, 2009 |access-date=August 11, 2008}}</ref> Purdue University's [[nanotechnology]] research program, built around the new Birck Nanotechnology Center in Discovery Park, ranks among the best in the nation.<ref>{{cite web |url=http://news.uns.purdue.edu/x/2007a/070612SandsSmalltimes.html |title=Purdue's nanotechnology research facilities rank 8th in U.S. survey |publisher=News.uns.purdue.edu |date=June 12, 2007 |access-date=January 22, 2010 |archive-url=https://web.archive.org/web/20080705152257/http://news.uns.purdue.edu/x/2007a/070612SandsSmalltimes.html |archive-date=July 5, 2008 |url-status=dead }}</ref>

The [[Purdue Research Park]] which opened in 1961<ref name="ReferenceC">{{cite web |url=http://news.uns.purdue.edu/html3month/020110.B.Research.park.html |title=Purdue Research Park |publisher=News.uns.purdue.edu |date=January 10, 2002 |access-date=January 22, 2010 |archive-url=https://web.archive.org/web/20110615114419/http://news.uns.purdue.edu/html3month/020110.B.Research.park.html |archive-date=June 15, 2011 |url-status=dead }}</ref> was developed by Purdue Research Foundation which is a private, nonprofit foundation created to assist Purdue. The park is focused on companies operating in the arenas of life sciences, homeland security, engineering, advanced manufacturing and information technology.<ref>{{cite web |url=http://purdueresearchpark.com/about |title=About Purdue Research Park |publisher=Purdue Research Park |access-date=June 25, 2012 |archive-url=https://web.archive.org/web/20120814023007/http://purdueresearchpark.com/about |archive-date=August 14, 2012 |url-status=live}}</ref> It provides an interactive environment for experienced Purdue researchers and for private business and high-tech industry.<ref name="ReferenceC"/> It currently employs more than 3,000 people in 155 companies, including 90 technology-based firms.<ref>{{cite web |url=http://news.uns.purdue.edu/x/2008b/080804RebarResearchFunding.html |title=Purdue generates record $333.4 million in research funding |publisher=News.uns.purdue.edu |date=August 4, 2008 |access-date=January 22, 2010 |archive-url=https://web.archive.org/web/20080810002438/http://news.uns.purdue.edu/x/2008b/080804RebarResearchFunding.html |archive-date=August 10, 2008 |url-status=dead }}</ref> The Purdue Research Park was ranked first by the Association of University Research Parks in 2004.<ref>{{cite web |year=2004 |url=http://www.aurp.net/more/awards.cfm |title=AURP Annual Award Recipients: Outstanding Research/Science Park Achievement Award |publisher=Association of University Research Parks |access-date=August 11, 2008 |archive-url=https://web.archive.org/web/20080112195707/http://www.aurp.net/more/awards.cfm |archive-date=January 12, 2008 |url-status=dead }}</ref>

Purdue's library system consists of fifteen locations throughout the campus, including an archives and special collections research center, an undergraduate library, and several subject-specific libraries. More than three million volumes, including one million electronic books, are held at these locations.<ref>[http://www.purdue.edu/datadigest/AdditionalFact/Libraries.html Data Digest 2013–14: Libraries] {{webarchive |url=https://web.archive.org/web/20150501034922/http://www.purdue.edu/datadigest/AdditionalFact/Libraries.html |date=May 1, 2015 }}. Purdue University. Retrieved April 28, 2015.</ref> The Library houses the [[Amelia Earhart]] Collection, a collection of notes and letters belonging to Earhart and her husband [[George P. Putnam|George Putnam]] along with records related to her disappearance and subsequent search efforts.<ref>{{Cite web |url=http://collections.lib.purdue.edu/aearhart/index.php |title=Amelia Earhart Collection |website=collections.lib.purdue.edu |access-date=November 29, 2019 |archive-url=https://web.archive.org/web/20190725075500/http://collections.lib.purdue.edu/aearhart/index.php |archive-date=July 25, 2019 |url-status=live}}</ref> An administrative unit of Purdue University Libraries, [[Purdue University Press]] publishes books in the areas of agriculture, health, and engineering.

===Sustainability===
Purdue's Sustainability Council, composed of university administrators and professors, meets monthly to discuss environmental issues and sustainability initiatives at Purdue.<ref>{{cite web |title=Sustainability Council |publisher=Purdue University |url=https://www.purdue.edu/sustainability/council.htm# |access-date=June 9, 2009 |url-status=dead |archive-url=https://web.archive.org/web/20090313011028/http://www.purdue.edu/sustainability/council.htm |archive-date=March 13, 2009 }}</ref> The university's first [[Leadership in Energy and Environmental Design|LEED]] Certified building was an addition to the Mechanical Engineering Building, which was completed in Fall 2011.<ref>{{cite web |title=Campus Buildings & Features |publisher=Purdue University |url=https://www.purdue.edu/sustainability/pages/campus_buildings.html |access-date=June 9, 2009 |url-status=dead |archive-url=https://web.archive.org/web/20080915041906/http://www.purdue.edu/sustainability/pages/campus_buildings.html |archive-date=September 15, 2008 }}</ref> The school is also in the process of developing an arboretum on campus.<ref name="Purdue's Sustainability Initiatives">{{cite web |title=Purdue's Sustainability Initiatives |publisher=Purdue University |url=https://www.purdue.edu/sustainability/pages/sustainability_initi.html |access-date=June 9, 2009 |url-status=dead |archive-url=https://web.archive.org/web/20080914162808/http://www.purdue.edu/sustainability/pages/sustainability_initi.html |archive-date=September 14, 2008 }}</ref> In addition, a system has been set up to display live data detailing current energy production at the campus utility plant.<ref name="Purdue's Sustainability Initiatives"/> The school holds an annual "Green Week" each fall, an effort to engage the Purdue community with issues relating to environmental sustainability.<ref>{{cite web |title=GreenWeek 2008 |publisher=Purdue University |url=https://www.purdue.edu/sustainability/ |access-date=June 9, 2009 |archive-url=https://web.archive.org/web/20160401045032/http://www.purdue.edu/sustainability/ |archive-date=April 1, 2016 |url-status=live}}</ref>