Historians have long believed that a Roman-era bridge must have spanned the Aare River in Switzerland, but they could never ...

Ancient Lost Worlds and Hidden History. On location videos made by author and adventurer Brien Foerster exploring Peru, Bolivia, Egypt, Hawaii, Easter Island and other exotic places. With special ...

One indicator could be the number of dog burials in the area.

Narrow, worn stairs beneath the 11th-century Pembroke Castle in Wales lead into a shadowy cavern where early humans once ...

Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Geologists studying some of the planet's oldest volcanic rocks have uncovered new evidence that water was playing a major ...

According to fossils preserved by volcanic ash, the plants, known as angiosperms, began producing relatively large, blueberry ...

Science is collaborative, painstaking and iterative, with progress slow and some unsung scientific heroes lost to time. But every once in a while, a key event, discovery or conceptual breakthrough has ...