Former pupils visited an elementary school at Yokota Air Base in Japan to open a time capsule that was buried in 2000.

On May 1, 1999, SpongeBob SquarePants splashed onto television screens for the very first time—and 26 years later, the ...

Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards ...