Biologist Mia Levine and colleagues have demonstrated how a pair of essential protein partners undergo rapid evolutionary change to counter fast-evolving parasitic DNA while maintaining core cellular functions. The work presents novel insight into how evolution works at the molecular level.
(Image: Getty images/Joao Paulo Burini)
Jessica Bodie of the Perelman School of Medicine says that holiday stress boils down to a mismatch between expectations and reality.
Kartik Hosanagar of the Wharton School puts his best foot forward with an end-of-semester dance for his students.
Indira Gurubhagavatula of the Perelman School of Medicine says that wearing socks can signal to your body that it’s time for sleep.
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Dan Romer of the Annenberg Public Policy Center says that December has the lowest daily suicide rate of any month.
Chao Goo of the School of Social Policy & Practice and Charlotte Ren and John J.DiIulio Jr. of the School of Arts & Sciences write about efforts to seek creative solutions to the global elder-care crisis.
The Graduate School of Education has received $1 million from Google’s philanthropic arm to expand its AI education program.
C. Brian Rose from the Penn Museum opened a 2,800-year-old tomb in Ankara, Turkey.