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Earth Sciences 59 minutes ago

Parts of Tibetan Plateau's frozen ground are gaining ice despite warming

High on the Qinghai-Xizang Plateau, the ground stays frozen, with only the top few meters melting each summer. Although the region is warming about twice as fast as the global average, a new study finds that more than a third ...

Agriculture 1 hour ago

When consumers search 'cyclospora,' bagged salad sales take the hit

This year, the U.S. saw its highest annual count of confirmed Cyclospora cases, roughly 20,000, according to the CDC. New research published in Risk Analysis examines outbreaks from 2018 to 2022 and finds that the retail ...

Plants & Animals 1 hour ago

Ants prioritize brain energy during starvation, echoing pattern seen in humans

The human brain accounts for roughly 2% of total body weight but uses approximately 20% of our body's energy. Relative to our body size, human brains are much larger than those of other mammals and take a lot of energy to ...

General Physics 2 hours ago

Sound-levitated particles reveal how static charge builds up

When two objects touch and then separate, they can swap tiny amounts of electric charge, even if they are made from exactly the same material. This 'triboelectric effect' is the source of everyday static electricity, but ...

Environment 2 hours ago

Study finds heat waves speed snowmelt substantially, but rivers respond unevenly

A new study by researchers at Montana State University has found that heat waves substantially accelerate the melting rate of mountain snowpack; however, the resulting water doesn't necessarily produce an immediate increase ...

Polymers 3 hours ago

Machine learning simulations reveal how plastic transforms into hard carbon

In a new study published in Chemical Science, researchers from the University of Oxford's Department of Chemistry have used machine learning simulations to trace how a common polymer transforms into hard carbon, revealing ...

Social Sciences 3 hours ago

Why do people self-harm? The mind-body divide might hold some clues

In Finnish lore, the goddess Kivutar stashes away pain in a mountain for safekeeping. And yet she's also a healer, channeling it into rocks or boiling it down into a less potent form in a huge vat.

Earth Sciences 4 hours ago

Major Southern Hemisphere ocean layer shifts, raising questions about heat and carbon storage

The Antarctic Intermediate Water (AAIW)—a vast layer of fresh water spanning much of the Southern Hemisphere's ocean—has rapidly reversed its long-term trends in salinity and density, according to new research. The AAIW helps ...

Political science 11 hours ago

New election forecast updates predictions every 10 minutes

From Alaska to Texas, the battle for control of the U.S. Senate is unfolding across 35 races. And a new Northwestern University election model is tracking them all—every 10 minutes.

Economics & Business 13 hours ago

Injuries matter less in the NFL than you think

New research from Northwestern's Kellogg School of Management finds that injury matters less in the NFL than is often assumed. With the exception of highly paid quarterbacks, losing players—even the high-dollar ones—to injury ...

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