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How spaceflight changes astronauts' ability to eat and drink

If humans are to spend more time in space, scientists need to understand how life in microgravity affects eating and drinking

Europe's wildfires are igniting forgotten WWII and Cold War bombs

Europe is full of buried explosives left over from 20th century wars, and the continent's wildfires are now big enough, hot enough and last long enough to reach them

James R. Urbaniak, Master of Stitching Back Fingers, Dies at 90

JERÉ LONGMAN

He was among the first to perform microscopic surgery in the 1970s and revolutionized techniques to treat traumatic injuries.

Dr. Maura L. Gillison, Who Linked Throat Cancers to HPV, Dies at 61

JERÉ LONGMAN

She challenged the conventional view that a majority of head and neck cancers resulted from cigarette smoking and excessive alcohol consumption.

Can ‘magic mushrooms’ help treat cocaine dependence?

Psychedelic-assisted therapy could open a new path for treating cocaine use disorder, which has no approved medications yet

Sperm with DNA damage might be the true cause of repeated miscarriages

New guidelines say testing sperm for DNA damage could help explain recurrent pregnancy losses

SpaceX rocket crashes into the moon as cyberattacks hit U.S. water systems

Scientists analyze an accidental SpaceX impact on the moon as cyberattacks target U.S. water systems and a new mRNA flu vaccine is approved by the FDA

How the ‘happy ending problem’ launched a new branch of math—and a romance

A puzzle about dots on a page led to one of the most profound areas of modern math

World ocean temperatures hit extreme new record for July

July also saw its second-highest air temperatures on record this year

Cyclosporiasis-linked Taylor Farms recalls jalapeños tied to Salmonella outbreak

This summer has been marked by multiple outbreaks of foodborne illness, with thousands of infections and two deaths arising from cyclosporiasis and hundreds of cases of Salmonella

Can dogs read your facial expressions? It depends on your mood

Dogs are known to recognize and respond to human facial expressions, but a new study shows how deeply they understand our mood