School of Arts & Sciences

Penn: How Openings in Antarctic Sea Ice Affect Worldwide Climate

In 1974, images acquired from NOAA satellites revealed a puzzling phenomenon: a 250,000 square kilometer opening in the winter sea ice in the Weddell Sea, south of South America. The opening, known as a polynya, persisted over three winters. Such expansive ice-free areas in the ocean surrounding Antarctica have not been seen since, though a small polynya was seen last year.

Katherine Unger Baillie

The challenge: Create a tool predicting where crime will happen

The idea that machine learning can aid in the enforcement of the law inspired a competition held by the National Institute of Justice. Using five years of data from the city of Portland, Ore., a team led by criminologist Charles Loeffler tied for first in the Large Business Division.

Michele W. Berger

Behind-the-Scenes Exploration, Penn Ph.D. Student Ramey Mize

Bright blue beadwork comes into view as Ramey Mize slowly pulls open a drawer in a storage room of the University of Pennsylvania Museum of Archaeology and Anthropology, revealing an intricate pattern with red and yellow on the smooth buckskin of a fringed Native American dress.Breathtaking, but is this the right one?

Louisa Shepard



In the News


Christian Science Monitor

A majority of Americans no longer trust the Supreme Court. Can it rebuild?

Matthew Levendusky of the School of Arts & Sciences says that a partisan trust gap has emerged in public perception of the Supreme Court as a conservative institution.

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The Washington Post

Forecast group predicts busiest hurricane season on record with 33 storms

A research team led by Michael Mann of the School of Arts & Sciences is predicting the upcoming Atlantic hurricane season will produce the most named storms on record, fueled by exceptionally warm ocean waters and an expected shift from El Niño to La Niña.

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Baltimore Banner

Baltimore expands anti-gun-violence strategy into Eastern District

An analysis released by the Crime and Justice Policy Lab at the School of Arts & Sciences suggests that a group violence reduction strategy drove a 2022 drop in shootings in Baltimore’s Western District.

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WHYY (Philadelphia)

My Climate Story: Philly students take science from abstract to personal

The “My Climate Story” project at the Environmental Humanities Department helps students and teachers learn about climate change’s impact in everyday backyards, with remarks from Bethany Wiggin. The idea is credited to María Villarreal, a College of Arts and Sciences second-year from Tampico, Mexico.

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SciTechDaily

Satellite images capture extraordinary flooding in the United Arab Emirates

Michael Mann of the School of Arts & Sciences explains how three low-pressure systems formed a train of storms that battered the United Arab Emirates.

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