Does the universe notice that we're paying attention to a quantum experiment? The answer goes against everything we thought we knew.

Physicists are exploring whether hidden dimensions and the shape of space could help explain why fundamental particles have ...

Gravity is usually presented as the most familiar of nature’s forces, the quiet background pull that keeps feet on sidewalks ...

NASA opens the International Space Station for scientists and researchers, inviting them to use the benefits of microgravity ...

Autonomous free-flying robots aboard the International Space Station (ISS) frequently lose their bearings. Without gravity to distinguish up from down, even precision sensors suffer from accumulating ...

Gravity used to be the most down-to-earth of ideas, the thing that kept apples falling and planets in line. Now a growing ...

A simple explanation of dark matter and antimatter, how they differ, how scientists study them, and why both are important to understanding the universe.

A scientific experiment aimed at detecting dark matter in space launched from Antarctica on December 15, with significant ...

A new concept for energy transfer between gravitational waves and light. When massive cosmic objects such as black holes merge or neutron stars crash into one another, they can produce gravitational ...

New research using Cassini data suggests Titan may not have a global ocean, but small warm water pockets hidden deep in its ...

For more than a decade, NASA’s Cassini spacecraft traced Saturn’s rings and moons, returning some of the most detailed ...

It’s a new year with new resolutions. How about some strategies to help us actually keep them? Forget willpower. We’ve ...