Weizmann Institute researchers say that progesterone and the stress hormone cortisol drive circadian rhythms; when out of sync, risk of sleep disorders, diabetes and cancer The post New study shows ...

The first clock measures how fast AI capabilities are improving. New advances arrive from labs, vendors and the research community—and move on whether you’re ready or not. The forces driving this ...

WASHINGTON (AP) — Being a night owl can be bad for your heart. That may sound surprising but a large study found people who are more active late at night — when most of the population is winding down ...

Ed Semmler argues in 2004 that Indiana should adopt Daylight Saving Time and makes his preference for Eastern or Central known.

It's no understatement to say that the modern world could not function without our satellites, but they're a lot more ...

In one of the most remote and harsh environments on Earth, three penguin species are telling a story that’s about much more ...

As the 2025/26 football season comes to an end, attention within Malawi’s football fraternity has shifted from results on the pitch to decisions being made off it. One of the most critical discussions ...

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People who naturally stay up late, self-described night owls, are more likely to have poor heart health than people with a ...

Time will no longer be imposed upon us by a cesium fountain clock at the National Institute of Standards and Technology,” ...

Your circadian rhythm is your body’s 24-hour master clock — controlling sleep, hormones, digestion, and even your temperature. But the CDC says a third of adults, a third of children, and a stunning ...