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New ways to modulate cell activity remotely
3D rendering of cells on a blue backdrop

Cells are dynamic, fast-changing, complex, tiny, and often hard-to-see in environments that don’t always behave in predictable ways when exposed to external stimuli. Now, researchers led by Lukasz Bugaj of the School of Engineering and Applied Science have found new ways to modulate cell activity remotely.

(Image: iStock/Maksim Tkachenko)

New ways to modulate cell activity remotely

Penn researchers use temperature to guide cellular behavior, promising better diagnostics and targeted therapies.
Violent language in film has increased

Violent language in film has increased

A new study from the Annenberg School for Communication finds that violent speech in movies is increasing over time, even in non-crime films.

From Annenberg School for Communication

1 min. read

Mapping molecular arrangements to pave the way for better catalytic systems
Bright spots represent individual catalyst molecules captured under cryogenic conditions to prevent clustering.

Eric Stach of the School of Engineering and Applied Science and colleagues used neural networks to better identify the characteristics of catalysts that drive the creation of liquid fuels from sunlight. Shown here: The arrangement of a catalyst molecule, as observed under cryogenic conditions. The bright spots represent individual or small groups of molecules immobilized on a surface and the cryogenic temperature helps minimize clustering caused by the electron beam during imaging, allowing scientists to study the molecule’s distribution more accurately.

(Image: Sungho Jeon)

Mapping molecular arrangements to pave the way for better catalytic systems

The Stach Group in Penn Engineering led a collaborative team identifying how chemical catalysts drive the creation of liquid fuels from sunlight, paving the way for more efficient removal of greenhouse gases from the atmosphere.
Is ‘bypassing’ a better way to battle misinformation?
Cartoon images of grownups in failed negotiations over a laptop.

Image: iStock/Visual Generation

Is ‘bypassing’ a better way to battle misinformation?

Bypassing involves offering accurate information that has an implication opposite to that of the misinformation. New research from APPC finds bypassing may be superior to correction in forming beliefs, but not in attitude about the delivered information.

From the Annenberg Public Policy Center

From one gene switch, many possible outcomes
Aman Husbands inspects plants in his lab

Eric Sucar

From one gene switch, many possible outcomes

A team of researchers led by Aman Husbands of the School of Arts & Sciences has uncovered surprising ways transcription factors—the genetic switches for genes—regulate plant development, revealing how subtle changes in a lipid-binding region can dramatically alter gene regulation.
A series on wellness and well-being
People walking along Locust Walk in the fall.

(On homepage) Additional resources for students, staff, faculty, and postdocs are offered through offices and centers across Penn and the Health System.

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A series on wellness and well-being

A roundup of the six-part series from Penn Today that focuses on University resources available to students, faculty, staff, and postdocs for their mental, physical, technical, and financial health.
Penn IUR, the United Nations Environment Programme unveil new framework to address gap in urban nature finance
Farmers in rural Peru.

(Image: Courtesy of UN Environment Programme)

Penn IUR, the United Nations Environment Programme unveil new framework to address gap in urban nature finance

The Penn Institute for Urban Research has released a report for the United Nations Environment Programme Cities Unit’s State of Finance for Nature in Cities, From Grey to Green: Better data to finance nature in cities, during COP16 Colombia.

From Penn IUR