The New York Times asked Hollywood professionals to name the best movies of the 21st Century so far, and some great sci-fi ...

What looked like a small hole in the ground turned out to be a jaw-dropping 220-foot vertical drop into the Earth. With ropes ...

"We would need to consider the possibility that the source was created (or trapped as a primordial black hole) by a highly advanced technological civilization," Harvard's Avi Loeb writes.

Scientists have traced a 60-million-year volcanic trail from Iceland to Ireland to a deep mantle plume that shaped the North ...

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

New evidence suggests the universe might not behave as expected, raising questions about the costs of being wrong.

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

Everything in space—from Earth and the sun to black holes—accounts for just 15% of all matter in the universe. The rest of ...

A festinating new theory shifts focus from space to time, arguing the clock-ticking we take for granted is richer and weirder ...

Researchers have proposed many origins for a gravity anomaly in Wilkes Land, East Antarctica, but the latest evidence suggests the subglacial hole is an impact crater measuring 315 miles across.