Pairs of same-sex friends who reported strong connections when they first met had similar body odors, and body odor similarity predicted whether two strangers would hit it off.

The longer and farther the virus spreads, the more likely it could become endemic in new areas, says UCLA epidemiologist Anne Rimoin.

More cancer cells are shed from primary tumors when individuals are asleep than when they’re awake, according to observations in small cohorts of breast cancer patients and mouse models.

Two studies show negligible rates of aging in some types of turtles and other cold-blooded creatures, but that doesn’t mean they’re immortal.

The researchers who constructed the first reference genome for this critically endangered mollusk say it will assist restoration efforts.

If the Senate confirms her appointment, Arati Prabhakar will become the first woman, person of color, and immigrant to head the Office of Science and Technology Policy.

Cloning and parthenogenesis of humans wouldn’t align with bioethical principles.

Like playing Wordle? You’ll love Words for Nerds, which centers on scientific jargon and will challenge your brain every day.

A previously overlooked protein is important to this type of itch, an insight that could aid the development of new treatments.

Health data from 5,744 adults over the age of 50 reveals an association between stressors such as discrimination and a relatively small proportion of younger infection-fighting immune cells.

A federal judge ruled that Envigo can finalize the sales for 500 of its remaining 3,000 research dogs, but it needs to improve the safety and health of the animals remaining at its facilities while federal officials decide their fate.

An odorant found in the pee of pregnant mice—and in bananas—induces stress but also relieves pain in male mice, a study shows.

Moderna and Pfizer-BioNTech shots could be given to the youngest kids as early as June 21.

People who were vaccinated at least six months prior to infection had the lowest risk of lasting symptoms in a UK study.

Two recent court rulings shine a light on the disturbing tactics used by some activists to target biomedical researchers who study animals.

Results from a small sample of Indian males suggest that lean individuals with a history of malnutrition suffer from a distinct type of diabetes characterized by a defect in insulin secretion.

The former thoracic surgeon was acquitted on two counts of intentional assault but convicted on a single count of felony bodily injury for a series of fatal procedures in the early 2010s.

A study finds that injuries to certain areas of the brain were associated with quitting smoking more quickly, easily, and with no cravings.

A study reveals a molecular pathway linking exercise to an amped-up immune response to pancreatic cancer and greater responsiveness to treatment.