Huge tunnels under southern Brazil and northern Argentina were potentially made by giant, Ice Age sloths for refuge and rest ...

We dig into Austin’s graffiti past, exploring early markings, lost murals and the hunt for the city’s oldest legible tag ...

A monumental wall and 60 monoliths discovered underwater off Sein Island challenge established timelines of human ingenuity.

New research suggests the Romans used a method known as "hot mixing" to produce self-healing concrete, which allowed them to ...

"Archaeologists did not expect to find such well-preserved structures in such a harsh setting," geologist Yves Fouquet said.

Modern tools and good old-fashioned digging revealed royal tombs, World War II shipwrecks, and the oldest Egyptian genome ...

Divers have discovered a long-submerged wall some 7,000 years old under the sea off western France, scientists said Thursday.

South America is one of the easiest continents for American travelers craving adventure without bureaucracy. With vast ...

Far below the surface of the Baltic Sea, archaeologists have mapped a 3,000 foot line of stones that looks less like a ...

The Armour-Stiner Octagon House in Irvington, New York, is a whimsical example of a 19th-century, eight-sided mansion.

The chance rediscovery of the ancient Chinese Sanxingdui civilization is legendary in and of itself. In 1929, an unsuspecting ...

PENZANCE, England (RNS) — On a gray fall afternoon earlier this month, a group of 19 people gathered outside the Church of St. Buryan, an iconic medieval parish with a 92-foot granite tower that ...