Add Yahoo as a preferred source to see more of our stories on Google. Ancient civilizations accomplished feats of engineering that continue to challenge modern understanding. Despite advances in ...

Far below the waves off the coast of Brittany, France, divers have mapped a massive stone barrier that should not exist, at least not according to the standard story of early European prehistory.

The mysterious alignments of standing stones scattered across Brittany in France have intrigued archaeologists and tourists alike for centuries. Now, fresh discoveries at the Le Plasker site near ...

Across the world, archaeologists keep stumbling on structures so old, so large and so technically sophisticated that they ...

Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert. Deep in the Arabian Desert lie thousands of enigmatic stone megastructures whose true form is visible only from ...

Construction work in Germany unexpectedly revealed a large ancient Roman structure used as a false tomb, archaeologists said and photos show. Photo from Archäologiebüro Dr. Woidich GmbH Digging into ...

The vast majority of our planet’s oceans remain unexplored, hiding secrets that challenge everything we thought we knew about ...