For nearly a century, astronomers have watched galaxies spin and the universe expand in ways that visible matter alone cannot ...

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

This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

As space travel expands, scientists warn that reproductive health risks and ethical gaps can no longer be ignored.

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 ...

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...

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

Astronomers have long faced a strange contradiction: most stars are born in pairs, and ...

Dancing uses overlooked senses and may tie to our deep evolutionary past. Knowing that can only make it more magical.

Living on Mars, humans would experience just 38% the gravity of Earth and would be exposed to much more radiation. These two ...

Based on the results of our fact-checking, Tempo’s Fact-Checking Team concludes that the claim that the Earth will lose its ...

For decades, scientists believed they had a solid handle on Jupiter’s size and shape.