Only seven spade-toothed whales have ever been identified, and the species has never been seen alive. After one washed ashore ...

New research indicates early humans and canines were interacting in the Americas 2,000 years earlier than previously thought ...

A conservation project sparks innovative research on the National Museum of American History’s Gunboat Philadelphia.

Solar flares and coronal mass ejections could cause serious damage to telecommunications systems, satellites and power grids ...

Mount Fuji’s last eruption, which happened on this day in 1707, was also its largest, spewing ash and debris over cities and ...

From the realization that paleontologists still haven’t found the biggest dinosaurs to the unearthing of a small burrowing ...

Because of his alleged involvement with the Ghost Dance movement, the Lakota leader, who died on this day in 1890, was seen ...

So-called mirror cells could rampage through our ecosystems, food supply and immune systems, experts say, potentially without ...

Most of the documents are heading to the auction block, where they could fetch more than $1 million. They were found in a ...

The enfranchisement of property-owning women over 30 on this day in 1918 came at a time of great strife within political ...

To commemorate the National Day of the Horse, see herds of equine images from the Smithsonian Magazine Photo Contest ...

Jean Charles Blais had no idea that his studio in southern France was hiding a Roman funerary inscription dating to the first ...