10/23
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.
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.
Newly identified softshell turtle lived alongside T. rex and Triceratops
Peter Dodson of the School of Veterinary Medicine and Steven Jasinski, who recently earned his doctorate from the School of Arts & Sciences, describe the find of a new softshell turtle from the end of the Cretaceous Period.
Cyberattacks, Russia, and the changing face of war in the 21st century
Heli Tiirmaa-Klaar, a visiting fellow of Perry World House, shares her expertise in cybersecurity and how cyber methods are being utilized during the Russian invasion of Ukraine.
Four takeaways from the IPCC’s report on climate adaptation and vulnerability
The assessment gets explicit about the effect of climate change on people, places, and ecosystems. Experts from Penn weigh in on what it means.
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.
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.
Interaction with lung cells transforms asbestos particles
To better understand what happens once asbestos enters a human body, researchers in the School of Arts & Sciences took a nanoscale look at the mineral.
SARS-CoV-2 is moving between humans and wildlife around the U.S.
In humans the pandemic is showing signs of ebbing. In white-tailed deer and other wildlife, however, infections appear widespread.
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.
In the News
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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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