The easy answer to this question would be to say that we are in a time of transition. After all, all eras are times of ...

Atomic clocks are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which ...

A letter to Secretary of Commerce Howard Lutnick raises alarm over potential layoffs at the National Institute of Standards ...

Louisville moved to Eastern time in 1961. The change was meant to benefit local businesses, as well as residents who could work or play later in sunlight.

The legislation would establish a nonprofit foundation to help NIST utilize partnerships with the private sector.

GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

True high-speed rail has not yet made it to the U.S., but that will change soon. Here are the projects currently being ...