Doctors discovered a woman had "blood chimerism" after examining the chromosomes of cells from different parts of her body.

Kissing stretches back roughly 21 million years, to the shared ancestor of humans and other large apes, according to the ...

In 2023, scientists detected the gravitational waves from a black hole collision that seemed impossible. New research finally ...

Four medieval spearheads have been found in Lake Lednica in Poland. One may have belonged to a nobleman or prince.

Female bonobos routinely form coalitions to stamp out threats from males, but the level of violence in this attack was ...

Heat-loving plants that thrive in California's Death Valley could hold the key to growing crops in a changing climate.

The latest trio — Zhang Lu, Wu Fei and Zhang Hongzhang — are the crew of the Shenzhou-21 mission, whose return capsule was ...

The Blueair Blue Signature is a near-perfect air purifier: quiet, beautifully designed and effective at removing odors and ...

Two bacteriologists showed that mutations arise spontaneously in bacterial cultures, thereby disproving Jean-Baptiste Lamarck ...

Raccoons that live near humans had shorter snouts than rural raccoons, a trait that tends to arise in the early stages of ...

With 45 outbreaks of measles over the past year, the United States is at risk of endemic spread within months, experts told ...

Canada has lost its measles elimination status and the U.S. is likely to be next. These failures are the result of the ...