Ancient stone structures and tools, over 9,000 years old, have been discovered beneath Lake Huron. This site, the ...

Humans may have returned to Britain far earlier than scientists once believed — not long after the last ice sheet began ...

Far below the surface of Mexico’s Yucatán Peninsula, a flooded labyrinth of limestone tunnels has quietly guarded one of the most haunting fossil troves of the Ice Age. In the darkness of a submerged ...

Ancient migration between wild horse populations in America and Asia show how ecosystems adapt to survive cataclysmic change — strategies that modern forms of conservation may unintentionally hinder.