Science & Technology

Rapid adaptation in fruit flies

New findings from School of Arts & Sciences biologists show that evolution—normally considered to be a gradual process—can occur in a matter of weeks in fruit flies in response to natural environmental change.

Katherine Unger Baillie

Sophie Bowe: Engineering undergrad and future ‘imagineer’

The senior in the School of Engineering and Applied Science took a natural curiosity in the mechanics of a Disney ride as a child and applies it to her current work as a teaching assistant in mechanical design and lab assistant in Penn’s Precision Machining Laboratory.

One drink a day linked with reduced brain size

The Penn-led research, using a dataset of more than 36,000 adults, revealed that going from one to two drinks a day was associated with changes in the brain equivalent to aging two years. Heavier drinking was linked with an even greater toll.

Katherine Unger Baillie

COVID in a cat

A new report led by Elizabeth Lennon of the School of Veterinary Medicine and colleagues has confirmed what is believed to be the first published account of the delta variant of SARS-CoV-2 in a house cat.

Katherine Unger Baillie

COVID-19 vaccines for young children

As the pandemic enters its third year, kids under five can’t get vaccinated. Researchers explain what’s been unfolding with the vaccine authorization process.

Katherine Unger Baillie



In the News


The Guardian

Corporations using ‘ineffectual’ carbon offsets are slowing path to ‘real zero’, more than 60 climate scientists say

Michael Mann of the School of Arts & Sciences signed a pledge asserting that corporate carbon offsets are ineffectual and hinder the energy transition.

FULL STORY →



Bloomberg

More companies ditch junk carbon offsets but new buyers loom

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design says that there needs to be broader accountability for false statements in voluntary carbon markets.

FULL STORY →



The Conversation

Many wealthy members of Congress are descendants of rich slaveholders — new study demonstrates the enduring legacy of slavery

A co-authored study by Ph.D. student Neil Sehgal of the School of Engineering and Applied Science found that legislators who are descendants of slaveholders are significantly wealthier than members of Congress without slaveholder ancestry.

FULL STORY →



Salon.com

Climate change despair has never been higher — but experts say hope is still possible

Michael Mann of the School of Arts & Sciences says that the obstacles to avert critical planet warming are entirely political, rather than physical or technological.

FULL STORY →



KYW Newsradio (Philadelphia)

Crumbling America: The infrastructure crossroads

Howard Neukrug of the School of Arts & Sciences discusses where America’s water infrastructure needs to be shored up and what improvements can be made to aging pipes and unreliable delivery mechanisms.

FULL STORY →



New Republic

Who’s going to tell Harris the truth about carbon markets?

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design says there’s no guarantee that trees planted to offset carbon emissions will stay standing indefinitely.

FULL STORY →



The Wall Street Journal

Gavin Newsom raises gas prices again

Danny Cullenward of the Kleinman Center for Energy Policy at the Weitzman School of Design estimates that California gas prices could climb 65 cents a gallon in the near term and by nearly $1.50 by 2035.

FULL STORY →



Inside Climate News

Hurricane threat poised to keep rising, experts warn

Michael Mann of the School of Arts & Sciences says that every Celsius degree of warming increases maximum winds in the strongest storm by about 12%, equating to a 40% increase in wind damage.

FULL STORY →



MSNBC

Climate expert on Hurricane Milton’s rapid intensification as ‘extreme weather becomes more extreme’

Michael Mann of the School of Arts & Sciences says that Hurricane Milton's rapid intensification is part of a trend fueled by climate change.

FULL STORY →



The Guardian

Innovating responsibly with generative AI

Michael Kearns of the School of Engineering and Applied Science explains some of the best practices to help leaders responsibly build generative AI.

FULL STORY →