A 10-year effort to measure gravity, a fundamental force in the universe, has failed to come up with a conclusive answer.

Against expert advice, people are using new and unpredictable synthetic drugs to experiment on themselves in hopes of ...

Cutting-edge atomic clocks may soon reveal a strange possibility: time itself behaving like a quantum object, existing in ...

As Homer tells us, Odysseus made an epic journey, against the odds, from Troy to his home in Ithaca. He visited many lands, ...

These simple, DIY science experiments for kids will help combat "summer slide" — and your kids will be having so much fun, they won't even notice that their brains are getting a workout. The best part ...

An update to an experiment run by Henry Cavendish in 1773 could be a cheaper and faster way to spot a potential dark matter ...

AI ran a real store and hired staff, but Luna’s mistakes showed how fast decisions without judgment can create problems. The digital boss is closer than you think.

"This experiment's never been run before on another world," said Amy Williams, an astrobiologist working on the Curiosity mission.

IN A darkened auditorium in September 2008, I sat in the audience awaiting the start of a presentation entitled “The psychology of evil” by social psychologist Philip Zimbardo. Suddenly, the doors at ...

Add Yahoo as a preferred source to see more of our stories on Google. Voters in a county election, 1854. Etching by John Sartain after painting by George Caleb Bingham; National Gallery of Art From ...