The rules governing gravity and other laws of nature seem like eternal truths, but cosmologist João Magueijo has always ...

Physicists may have just cracked open a hidden side of the quantum world. For decades, every known particle was thought to ...

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

Typically, any object that has been around longer than we have can give us a feeling of warmth. For example, scuffed-up wooden chairs, ceramics that have a small crack, and black-and-white photos ...

By chance a tour boat avoided a deadly tsunami set off by the retreat of Alaska's coastal glaciers. Scientists are working to ...