Bitcoin is stuck in a tight trading band, but behind the flat price chart a furious repositioning is under way as whales, ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

Along Portugal’s Atlantic rim, Nazaré has become shorthand for oceanic extremes, where 7‑story waves rise like moving ...

Record-breaking experiment shows that a cluster of thousands of atoms can act like a wave as well as a particle.

Protests spread outside the capital and are continuing. This is the widest unrest since 2022—but still far smaller, and not yet a nationwide uprising. Most demonstrations draw just a few hundred ...

Yet the regime looks more rattled than you might expect. Riot police and water cannons have been deployed on the backstreets of central Tehran. Plain-clothes goons disperse people before they can ...

With all the signs of a Democratic comeback arising from 2025’s off-year elections, there’s understandably some excitement among Democrats about a possible “wave” election next year that would ...

Cold and snowy weather has gripped much of the northern tier of the United States since Thanksgiving, but a pattern change will torch the chance of white Christmas for many. A white Christmas is when ...

Add Yahoo as a preferred source to see more of our stories on Google. Snow falls in New York near the Rockefeller Center Christmas tree on December 14. - Gary Hershorn/Getty Images Cold and snowy ...