Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...

Scientists first detected ripples in space known as gravitational waves from the merger of two black holes in September 2015. This discovery marked the culmination of a 100-year quest to prove one of ...

Comets Lemmon and SWAN are making their closest approach to the Earth tonight, Oct. 21. Here's how you might see them with ...

It wasn’t until Albert Einstein that we developed a more sophisticated mathematical understanding of time and space that allowed physicists to probe deeper into the connections between them. In their ...

New observations from the James Webb Space Telescope have uncovered five complex organic molecules trapped in the ice around ...

Ten years ago, scientists heard the universe rumble for the first time. That first discovery of gravitational waves proved a key prediction from Albert Einstein's theory of general relativity and ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

Time now for an interstellar flyby. Let's meet a very old comet, 3I/ATLAS. DARRYL SELIGMAN: 3I/ATLAS is probably somewhere between 3 billion to 11 billion years old. So it's presumably been traveling ...

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Karen Wigen is Frances and Charles Field Professor in History at Stanford University. Speaking with Srijana Mitra Das at Times Evoke, she discusses th ...