Samsung and Apple are in a race to add as many health sensors to the back of their devices, and still the most we can hope ...

Inside the National Institute of Standards and Technology, or NIST, a new atomic clock named NIST-F4 has begun to tick — not with the sound of gears or bells, but with the quantum pulse of cesium ...

F4, the latest cesium fountain clock that now stands as one of the most accurate timekeepers in the entire world.

A gigantic dam, our extraction of groundwater, melting ice sheets and rising sea levels are all altering Earth’s spin. The ...

A 'five-year plan' to open a dog-grooming studio turned into a 'five-month plan' after the salon where Stephanie and Megan ...

April 20 - Joel Dahmen, who has led the field since the first round, shot a 1-under-par 71 on a windy Saturday and will bring a three-shot lead into the final round of the Corales Puntacana ...