Add Yahoo as a preferred source to see more of our stories on Google. Archaeologists have long studied rock art to determine the underground movements of early humans. They know humans were there, but ...

Peeling back the layers of our Earth’s crust, scientists have unveiled an astonishing underground realm in the United States. This monumental subterranean labyrinth promises not only breathtaking ...

A hidden cave beneath Pembroke Castle offers a rare glimpse into Britain’s deep prehistoric past.

Most people think of visiting big cities, national parks, and beaches when they plan a U.S. trip. There’s hardly anyone who’s wondering what’s underground. The caves in the U.S. are where things get ...

MEXICO CITY (AP) — A prehistoric skeleton has been found in an intricate underwater cave system along Mexico’s Caribbean coast, an area that flooded at the end of the last ice age 8,000 years ago, ...

In 1845, John Moore and his sons were mining for lead in the Ozark Mountains when they happened upon a cave filled with stunning ancient mineral formations. Their discovery became known as Moore’s ...

A rare bite into the past. The fossilized tooth of a newly discovered ancient shark species – dating back about 340 million years – has been unearthed in the world’s largest cave system, officials ...

In our Uniquely Kentucky stories, Herald-Leader journalists bring you the quirky and cool, historic and infamous, beloved and unforgettable, and everything-in-between stories of what makes our ...