University of Pennsylvania Skip to main content Go to site search Go to primary navigation Go to resources navigation Penn Home Toggle Site Navigation Toggle Site Search Academics More Academics Undergraduate Graduate Schools Global Initiatives Interdisciplinary Online Learning Off-campus Learning Libraries Admissions & Aid Athletics Research & Innovation More Research & Innovation Research Enterprise Research at Penn Life at Penn More Life at Penn Arts & Culture Community Involvement More Community Involvement Penn & Philadelphia Groups & Organizations Housing & Dining Health & Wellness Safety & Security More Safety & Security Emergency Contacts Emergency Preparedness Spirituality & Religion About More About Office of the President Trustees & Administration More Trustees & Administration University Policies In Principle and Practice More In Principle and Practice Penn Forward History Securing a Sustainable Future More Securing a Sustainable Future Climate Investments Sustainability Initiatives Research & Teaching News & Announcements News, Media, & Communication Services Facts University Values Toggle Site Search Resources Current Students Faculty & Staff Parents Alumni Visitors Media Directory Webmail Services Give to Penn Search Search Close Natural Sciences Lifesaving breakthrough in bacterial behavior Penn biophysicist Arnold Mathijssen uncovers how and why E. coli manage to swim upstream causing infections in challenging places such as the urinary tract, respiratory system, and catheters, pointing to new strategies for designing safer, more effective biomedical tools and treatments. Topics Featured Arts & Humanities Social Sciences Business & Law Natural Sciences Technology Health & Medicine Campus & Community Global News Campus & Community Penn named top producer of 2025-26 Fulbright students Health & Medicine Investigational blood biomarker panel may improve detection of pancreatic cancer Arts & Humanities An inside look at the history of television Campus & Community The Office of Ethnic and Religious Interests (Title VI), one year in Health & Medicine PennSTAR delivers critical care in the air, across the region MORE NEWS VIA PENN TODAY News Arts & Humanities Literature and medicine Arts & Humanities An inside look at the history of television Arts & Humanities The professor who moonlights as a songwriter Arts & Humanities Connecting Latin American fiction through infrastructure and transit Arts & Humanities Sizing up Pennsylvania’s creative workforce Arts & Humanities A study of the ancient built environment MORE NEWS VIA PENN TODAY News Social Sciences New report unpacks the crises facing American journalism and offers solutions Social Sciences Early modern literature in the Black Atlantic world Social Sciences Seven things to know about ‘Common Sense’ Social Sciences Planning ahead in an age of longevity Social Sciences Preserving the past Social Sciences A design fall studio brings interdisciplinary thinking to Philly’s historic and commercial core VISIT PENN TODAY Sign up for the Penn Today Newsletter News Business & Law Is there an AI bubble and what happens if it bursts? Business & Law The path from labs to the marketplace Business & Law Does AI limit creativity? Business & Law The Wharton School launches Master of Science in Quantitative Finance with $60M gift from Bruce I. Jacobs Business & Law Deepfakes, digital doubles, and the law: Jennifer Rothman on protecting identity in the AI era Business & Law Understanding the Fed’s inflation outlook MORE NEWS VIA PENN TODAY News Natural Sciences How to incentivize problem solving in groups Natural Sciences Why are icy surfaces slippery? Natural Sciences Physics of foam strangely resembles AI training Natural Sciences How plants ‘hedge their bets’ for better reproductive outcomes Natural Sciences Lifesaving breakthrough in bacterial behavior Natural Sciences Weighing sustainability of real vs. fake Christmas trees VISIT PENN TODAY Sign up for the Penn Today Newsletter News Technology Penn Engineering’s Chris Callison-Burch on 25 years of AI innovation Technology New video dataset to advance AI for health care Technology The world’s smallest programmable, autonomous robots Technology Tumor-on-a-chip offers insight into cancer-fighting cells in immunotherapy Technology Eva Dyer is listening to the brain’s code with a little help from AI Technology AI at the eyelid: Glasses that track health through your blinks MORE NEWS VIA TODAY News Health & Medicine Pink noise reduces REM sleep and may harm sleep quality Health & Medicine Investigational blood biomarker panel may improve detection of pancreatic cancer Health & Medicine ‘Nudging’ both patients and providers boosts flu vaccine numbers Health & Medicine PennSTAR delivers critical care in the air, across the region Health & Medicine Moving closer to ‘true’ equine IVF for clinical use Health & Medicine Safeguarding health for animals and people MORE NEWS VIA PENN TODAY News Campus & Community Penn named top producer of 2025-26 Fulbright students Campus & Community Awards and accolades for Penn faculty Campus & Community The Office of Ethnic and Religious Interests (Title VI), one year in Campus & Community Penn receives national distinction for community engagement Campus & Community Awards and accolades for Penn faculty Campus & Community 5 things: A conversation with Spike Lee MORE NEWS VIA PENN TODAY News Global An innovative AI tool to improve health care delivery in rural India Global Understanding Japan’s snap elections Global Bringing COP30 from Brazil into Penn classrooms Global Florencia Polite: Healer, educator, advocate Global Penn fourth-year Florence Onyiuke named a 2026 Rhodes Scholar Global A Lauder Institute intercultural venture in Oman and the UAE VISIT PENN TODAY Sign up for the Penn Today Newsletter Natural Sciences A massive chunk of ice, a new laser, and new information on sea-level rise For nearly a decade, Leigh Stearns and collaborators aimed a laser scanner system at Greenland’s Helheim Glacier. Their long-running survey reveals that Helheim’s massive calving events don’t behave the way scientists once thought, reframing how ice loss contributes to sea-level rise. LEARN MORE Upcoming Events Feb 4 Wellness Well-Being Pop-Up: Optimistic Mindset Penn staff are invited to join this 15-minute conversation about activating an optimistic mindset. Participants will practice strategies to help them grow from various challenges. Register to attend. Feb 4 Special Events Accountable Artificial Intelligence Lunch Series Penn researchers interested in AI governance, ethics, and policy can join the Wharton Accountable AI Lab’s monthly lunches, which are informal conversations around recent business, technology, and legal developments. Attendees are encouraged to bring topics to discuss. Food will be provided. Register to attend. Feb 4 Talks How Literature Influences Everyday Life This lecture at Public Trust—presented in partnership with the Department of English—will explore the ways that literature and literary study intersect with daily life. The program will begin with a talk by John Lurz, an associate professor of English at Tufts University, followed by a public dialogue with Jean-Michel Rabaté, professor of English and comparative literature at Penn. Free and open to the public. MORE EVENTS VIA PENN TODAY Federal Government Updates Penn is closely monitoring federal policy changes affecting institutions of higher education and academic health systems.Learn more Title IX Compliance in Athletics Penn’s Title IX Resolution with the U.S. Department of Education Office for Civil Rights Learn More Penn Priorities A look at a few of our big picture priorities that improve Penn as we create knowledge to benefit the world. Penn Forward In Principle & Practice Climate and Sustainability Action Plan Campaign for Community Research & Innovation Stay Connected Snow place like home. @uofpenn Perry World House has selected 20 graduate students to form the 2025-26 cohort of its Graduate Fellows Program, elevating the impact their work will have on a global scale. @uofpenn Last week, more than 200 cats and dogs from across Philadelphia received care at @PennVetSchool’s free annual Dog and Cat Wellness and Vaccination Clinic. @uofpenn Follow us on social media Instagram Facebook Twitter Flickr YouTube LinkedIn Equal Opportunity and Nondiscrimination at PennThe University of Pennsylvania seeks talented students, faculty, and staff with a wide variety of backgrounds, experiences, and perspectives. The University of Pennsylvania does not discriminate on the basis of race, color, sex, sexual orientation, religion, creed, national origin (including shared ancestry or ethnic characteristics), citizenship status, age, disability, veteran status or any other class protected under applicable federal, state, or local law in the administration of its admissions, financial aid, educational or athletic programs, or other University-administered programs or in its employment practices. Questions or complaints regarding this policy should be directed to the executive director of the Office of Equal Opportunity Programs; Franklin Building, 3451 Walnut Street, Suite 421, Philadelphia, PA 19104-6106; or (215) 898-6993.Nondiscrimination Statement Philadelphia, PA 19104 Telephone: (215) 898-5000 Contact Us Maps Parking Navigate Admissions & Aid Alumni Health Care Libraries Public Safety Penn’s Heritage As America’s first university, Penn has a history that dates back to 1740 and shares many ties with the colonial city of Philadelphia and the birth of our nation. Our History Disclaimer Nondiscrimination Privacy Policy Report Accessibility Issues and Get Help Report Copyright Infringement Back To Top