AI is already sufficiently robust that it introduces new global risks and exacerbates existing threats. Its development is ...

A serious pilot watch is one of those pieces you buy to keep, not just to try. The Citizen Men’s Eco Drive Promaster Sikorsky ...

In 2008, a team of UCLA-led scientists proposed a scheme to use a laser to excite the nucleus of thorium atoms to realize extremely accurate, portable clocks. Last year, they realized this ...

The Bulletin of the Atomic Scientists was founded very near the beginning of the nuclear age, just a few months after American atomic bombs decimated two Japanese cities at the end of World War II.

Using the world’s most powerful X-ray laser, scientists have filmed atoms performing an eternal quantum dance that never ...

We love a good clock project, and [byeh_ in] has one with a design concept we don’t believe we have seen before. The Trace ...