Science & Technology

A gentler strategy for avoiding childhood dental decay

By targeting the bonds between bacteria and yeast that can form a sticky dental plaque, a new therapeutic strategy could help wash away the build-up while sparing oral tissues, according to a new study by a team from the School of Dental Medicine.

Katherine Unger Baillie

A more effective at-home treatment for IBS

In a randomized control trial, researchers found that after eight weeks, participants with irritable bowel syndrome who used an app focused on cognitive behavioral therapy experienced better health-related quality of life, fewer GI symptoms, and less anxiety.

Michele W. Berger

Studying plants from 400 miles up

Using remote sensing data, senior Paul Lin looked for signals of climate change in the grasslands of the Great Plains.

Katherine Unger Baillie

India’s COVID crisis

Political scientist Tariq Thachil of the School of Arts & Sciences and economist and public health expert Harsha Thirumurthy of the Perelman School of Medicine take a look at what’s happening in India with the pandemic's second wave and what can be done to mitigate the spread of COVID-19.

Kristina García

How has COVID-19 changed ‘superstar cities’?

A new analysis found that overall mobility in large U.S. cities has yet to return to pre-pandemic levels, and some are also experiencing changing segregation patterns, with potential implications that could last well beyond the pandemic.

Erica K. Brockmeier

Blocking viruses’ exit strategy

Tests of a new antiviral that aims to prevent the deadly Marburg virus from spreading in the body show promise, according to a study led by School of Veterinary Medicine researchers.

Katherine Unger Baillie

First-year research is hands-on from the start

With the Penn Freshmen Exposure to Research in Biological Science program, students from communities that are underrepresented in STEM can jump-start their scientific careers with mentoring and opportunities to pursue original research.

Katherine Unger Baillie



In the News


Scientific American

Grumpy voters want better stories. Not statistics

In a Q&A, PIK Professor Duncan Watts says that U.S. voters ignored Democratic policy in favor of Republican storytelling.

FULL STORY →



WHYY (Philadelphia)

Climate policy under a second Trump presidency

Michael Mann of the School of Arts & Sciences discusses how much a president can do or undo when it comes to environmental policy.

FULL STORY →



Interesting Engineering

Superhuman vision lets robots see through walls, smoke with new LiDAR-like eyes

Mingmin Zhao of the School of Engineering and Applied Science and colleagues are using radio signals to allow robots to “see” beyond traditional sensor limits.

FULL STORY →



Technical.ly Philly

A sneak peek inside Penn Engineering’s new $137.5M mass timber building

Amy Gutmann Hall aims to be Philadelphia’s next big hub for AI and innovation while setting a new standard for architectural sustainability.

FULL STORY →



Salon.com

Exxon CEO wants Trump to stay in Paris climate accord

Michael Mann of the School of Arts & Sciences voices his concern about the possibility that the U.S. could become a petrostate.

FULL STORY →



Associated Press

Amid Earth’s heat records, scientists report another bump upward in annual carbon emissions

Michael Mann of the School of Arts & Sciences says that total carbon emissions including fossil fuel pollution and land use changes such as deforestation are basically flat because land emissions are declining.

FULL STORY →



The Wall Street Journal

How can we remove carbon from the air? Here are a few ideas

Jennifer Wilcox of the School of Engineering and Applied Science and Kleinman Center for Energy Policy at the Weitzman School of Design says that the carbon-removal potential of forestation can’t always be reliably measured in terms of how much removal and for how long.

FULL STORY →



Associated Press

California air regulators approve changes to climate program that could raise gas prices

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design says that many things being credited in California’s new climate program don’t help the climate.

FULL STORY →



Times of India

Self shocks turn crystal to glass at ultralow power density: Study

A collaborative study by researchers from the School of Engineering and Applied Science has shed new light on amorphization, the transition from a crystalline to a glassy state at the nanoscale.

FULL STORY →



Interesting Engineering

U.S. achieves billion-fold power-saving semiconductor tech; could challenge China

A collaborative effort by Ritesh Agarwal of the School of Engineering and Applied Science and colleagues has made phase-change memory more energy efficient and could unlock a future revolution in data storage.

FULL STORY →