The U.S. military's top-secret X-37B space plane has returned from a mysterious 434-day mission in orbit. The enigmatic ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms ...

Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...

A collection of over 30 gold and silver English and Scottish coins from throughout the 1400s were discovered near the ...

A fossil that was first discovered over 50 years ago has finally been identified as a dinosaur that lived around 166 million ...

An AI model can scan your brain with non-invasive equipment and convert your thoughts into typed sentences — with no implants ...

The common diabetes drug metformin works partly by excreting sugar from the bloodstream into the intestines, where gut ...

Varda Space Industries' W-2 space capsule reentered Earth's atmosphere and touched down in the Australian outback last month, ...

Experts explain the difference between what it means to experience cancer remission versus being cured of the disease.

Splitting water molecules takes more energy than calculations suggest, and is a key roadblock to cheap hydrogen fuel ...

The TicWatch Atlas offers a wide range of fitness-tracking features, from continuous heart rate monitoring and recovery time ...

This strange object near the solar system's edge may be a rare example of the 3-body problem in our own cosmic neighborhood.