Here are seven ancient Roman mysteries still unsolved ... compelling evidence of pre-Columbian European contact in North America. Discovered among thousands of indigenous artifacts at the Goddard ...

A remarkable finding in pieces of ceramics and a submerged fort sign on a 400-year-old map might reveal the answer to America ...

A hotspot that is now located in the Atlantic played a key role in forming the lakes, home to a fifth of the world's fresh ...