Morning Overview on MSN

An optical clock sets a record, edging us toward a new second

Physicists are quietly rewriting one of the most basic units in science, using a new generation of optical clocks that can ...
The Hill

Daylight saving time ends: What if our clocks didn’t fall back?

(NEXSTAR) — If you’re reading this outside of two specific states, the digital clocks in your home have likely fallen back an hour (though maybe you didn’t even notice). Daylight saving time ...