In 1905, Albert Einstein revolutionized physics by demonstrating that time is not absolute but relative to the observer's ...

For those who watch gravitational waves roll in from the universe, GW250114 is a big one. It's the clearest gravitational ...

A newly detected gravitational wave, GW250114, is giving scientists their clearest look yet at a black hole collision—and a powerful way to test Einstein’s theory of gravity. Its clarity allowed ...

Virginia man accused of double murder while having an affair, family au pair testifies Trump sues the IRS and Treasury ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

Published January 7 in the journal Nature, one paper tackled the age-old problem of nature’s construction with a bit of a twist: it suggests that living networks, like our brain, may use some of the ...

A century ago, Erwin Schrödinger came up with an equation that says how the quantum world behaves. Now scientists are asking ...

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human ...

CAPE CANAVERAL SPACE FORCE STATION — Despite the number of struggles Relativity Space has faced trying to get the world’s first 3D-printed rocket off the ground, it finally succeeded Wednesday night, ...