Around 66 million years ago, a six-mile-wide asteroid hit Earth, triggering the extinction of three-quarters of all living ...

Researchers analyzed fossils and DNA to get a big-picture view of sloth evolution and determine what drove their immense size ...

An ancient granite pebble included indentations resembling a face, its nose a red dot. A study says it may have had symbolic ...

They've extracted fragments of enamel proteins from the teeth of fossils of the species Paranthropus robustus and used them ...

A new study, led by San Diego Zoo Wildlife Alliance, Smithsonian's National Zoo & Conservation Biology Institute, and ...

It is observed annually on the third Friday of May worldwide; this year, it's being marked on Friday, May 16, 2025.

Archaeologists have recovered 140,000-year-old Homo erectus bones from an extinct human species on the ocean floor in ...

The heath hen once fluttered across the eastern U.S. in huge numbers. By the late 1800s, however, it had retreated to ...

When a major cyclone tears through an island nation, all efforts rightly focus on saving human lives and restoring ...

Scientists have analyzed ancient DNA and compared more than 400 fossils from 17 natural history museums to figure out how and why extinct sloths got so big.

The near-extinct northern white rhino could be revived following a "crucial" genome breakthrough. It is one of the rarest ...