New devices promise to help realign your body’s circadian rhythm for better health, but do they work? Here’s what the experts say.

Here's when we will spring forward in 2025, what time the sun rises now and a short recap of Florida lawmakers’ attempts at ...

A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless geometry underlying the ...

(AP) - The good news: You will get a glorious extra hour of sleep. The bad: It’ll be dark as a pocket by late afternoon for the next few months in the U.S. Daylight saving time ends at 2 a.m ...

(AP) - The good news: You will get a glorious extra hour of sleep. The bad: It’ll be dark as a pocket by late afternoon for the next few months in the U.S. Daylight saving time ends at 2 a.m. local ...