A record-breaking gravitational wave signal let scientists "listen" to a distant black hole merger and put Einstein's gravity to its toughest test yet.

Ripples in space-time from a pair of merging black holes have been recorded in unprecedented detail, enabling physicists to test predictions of general relativity ...

On January 14, 2025, a pair of black holes with nearly identical masses crashed together roughly 1.2 billion light-years away ...

Scientists use distant gamma ray bursts to prove that light maintains its constant speed, reinforcing Einstein's theory.

The sharpest black hole collision ever detected just gave Einstein another win—and raised hopes that the next one might ...

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 ...

From the fall of an apple to the glow of the farthest known star, gravity quietly choreographs almost everything that happens ...

Scientists reveal that time passes slightly faster on Mars due to weaker gravity. Einstein’s theory explains why humans would ...

Charleston, SC, astronomy professor answers questions from high school students about wormholes, black holes, colonizing Mars, outer space odors and more.

Some of history’s greatest scientific minds didn’t dismiss God, they wrestled with the idea in ways that may challenge modern assumptions. What they discovered goes deeper than equations and beyond ...

Can Mars let humans age faster? It sounds more poetic than reality, but it may be true technically. Two identical clocks: One on Earth other on Mars, .

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, ...