From sundials to atomic clocks, our understanding of time has become a lot more accurate as technological developments ...

The archaeologists discovered the figurine in the Damjili Cave, which was first explored by archaeologists in 1953. Layers ...

Researchers discovered tools dating as far back as 11,500 years. The tools could be evidence of the earliest human settlement ...

The NIST-F4 atomic clock, recently unveiled by the National Institute of Standards and Technology in Boulder, Colorado, is one of the most accurate timekeeping devices ever built on Earth. This clock ...

A Roman thought to be a gladiator stares out in a visual reconstruction of a man who met a gruesome end almost 2,000 years ...