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Astrobiology Sep 30, 2026

The north pole of Mars is less dusty than scientists thought

Although Mars may have once resembled Earth, the rocky red planet now appears far from hospitable. Still, certain details—such as ice-bound water—pique researchers' curiosity. As on Earth, ice on Mars contains valuable records ...

Astronomy Sep 30, 2026

New simulations connect the first stars to cosmic fingerprints still visible today

Researchers have used some of the most detailed simulations yet of the early universe to investigate how the first stars and galaxies formed. Led by researchers at the University of Bath in the U.K., alongside collaborators ...

General Physics Sep 30, 2026

After 20 years, jet diffusion wakes detected in quark-gluon plasmas

Boats passing over smooth water form a pair of diffusion wakes behind them veering off at a certain angle. Turbulence occurs along the line directly behind the boat, but the two diffusion waves are at a theoretical angle ...

Plants & Animals Sep 30, 2026

Snakes' appearances linked to how scary or appealing people find them

Snakes can elicit a wide range of human responses, including fear, disgust, awe and admiration. Past studies suggest that both humans and nonhuman primates, such as monkeys and apes, tend to quickly notice snakes in their ...

Economics & Business Sep 29, 2026

NYC delivery workers injured at more than five times national rate under intense labor control by apps, survey finds

More than half of New York City's app-based food delivery workers have been injured on the job, and 40% meet the criteria for severe psychological distress, according to a new study from the CUNY Graduate School of Public ...

Environment Sep 29, 2026

Beyond temperature: How people experience urban heat

Urban heat is more than a matter of temperature. It can affect how people sleep, work, travel through the city and dress, and even how safe or comfortable they feel in public spaces. Yet these everyday consequences often ...

Astrobiology Sep 29, 2026

Alien life? Why the possibility of exoplanet LHS 1140b emitting helium gas is so exciting

This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from the pages of scientific ...

General Physics Sep 29, 2026

Revisiting a Young Isaac Newton

Isaac Newton is typically portrayed as a solitary scientist with intense focus who was obsessed with power and deeply egotistical. But a new book by Caltech historians Jed Buchwald and Mordechai Feingold takes a deeper look ...

Nanophysics Sep 29, 2026

Dyed liquid crystals enable light-only control of optical components

A new technique for controlling optical components with light could help usher in a generation of high-efficiency signal-processing technology that could drive futuristic applications such as holographic video.

Materials Science Sep 29, 2026

Physics-grounded AI framework aims to make predictions about new materials more testable

Artificial intelligence is increasingly being used to discover new materials, but conventional data-driven approaches can struggle to explain their predictions, work reliably beyond their training data and remain consistent ...

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