In the aftermath of the giant asteroid that crashed into the Yucatan Peninsula about 66 million years ago, approximately 75% ...

While dinosaurs were wiped out when a massive asteroid struck Earth, ammonites survived the massive explosion, only to ...

They survived the asteroid that wiped out the dinosaurs, but something else sealed their fate just a few hundred thousand ...

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

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

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

Jawbones and other remains, similar to specimens found in Europe, were dated to 773,000 years and help close a gap in ...

Earth’s first sponges may have been ghostly, soft-bodied pioneers—ancient animals that evolved long before their skeletons ...

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

Dr. Anju Goel, MD, MPH, is a public health consultant and physician with more than 10 years of experience in the California public health system. Heavy periods that cause blood loss can lead to iron ...