A seven-million-year-old fossil may mark the moment our ancestors first stood up and walked.

A massive ice age wiped out ocean life 445 million years ago, reshaping ecosystems and setting the stage for jawed fish ...

In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the ...

Scientists refine the timeline of sponge origins, showing soft-bodied ancestors likely evolved later than some chemical ...

Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.

Scientists may have cracked the case of whether a seven-million-year-old fossil could walk upright. A new study found strong ...

Learn how fossil evidence shows that ceratopsians lived across Europe during the Late Cretaceous, challenging long-held ...

Sponges are among Earth's most ancient animals, but exactly when they evolved has long puzzled scientists. Genetic ...

New clues about our earliest ancestors suggest they may have reached Eurasia sooner than scientists once thought. Fossils found in Romania hint that hominins left Africa nearly two million years ...

Fossils unearthed in Morocco are the first from a little-understood period of human evolution and may be remains of a ...

A recent fossil discovery is offering new insights into what pterosaurs actually ate, challenging long-held assumptions about these ancient rulers of the skies. In a study published in the ...

Modern rock wallabies seem to survive by sticking together in small areas, but fossils show they need to travel.