Consider this ancient ear of maize, which Walter Hough pulled out of a New Mexico cave more than a century ago. Hough worked at the Smithsonian National Museum of Natural History (the repository ...

With so many "lost cities" being discovered, it's natural that ancient civilizations would ... automated water clocks, and complex chain pumps for irrigation. The Romans revolutionized engineering ...

Would you like to visit me at the dawn of civilization in Ancient Sumer ... We invented 60-minute clocks, though I wish they came with alarms like your ones. Actually invention is our big thing.

Would you like to visit me at the dawn of civilisation in ancient Sumer ... We invented 60-minute clocks, though I wish they came with alarms like your ones. Actually, invention is our big ...

Crete, Greece's largest island, clocks in at more than 3,000 square miles and offers plenty of ancient history ... one can ...