“Mammoth,” at the Smithsonian American Art Museum, is a self-portrait through sculpture, video, photography and more. And it lives up to its name.

Morgan O’Hanlon: As you’re driving through West Texas and through Balmorhea, this kind of big open desert, you get to the Phantom Springs Cave and it’s this tiny little narrow crevice.

Scientists discovered a new ‘giant' crustacean species inside an Australian cave - a 6-millimeter creature armed with teeth and up to 11 claws.

For “Mammoth,” a new show at the Smithsonian American Art Museum, he takes up contentious issues of race and climate change ...

Deep underground in a dark, sulfuric cave on the border between Albania and Greece, scientists have made an incredible discovery – a giant communal spider web spanning more than 100 square meters ...

“Our findings challenge the prevailing view that tigers once took refuge in Japan and that cave lion distribution was limited ...

In 1879, a landowner and amateur archaeologist named Marcelino Sanz de Sautuola ventured into a newly discovered cave system in northern Spain. Hoping to find prehistoric tools, he kept his eyes fixed ...

Cave Crave is adding a faithful VR recreation of Thailand’s Tham Luang cave, created with real rescue experts and ...