In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the ...

The Department of Homeland Security (DHS) has responded to reports that Camp East Montana, a large immigrant detention ...

Mars might have its own defense mechanism against life from Earth, in a kind of reverse of "The War of the Worlds" scenario ...

Government officials have said little about Trump’s most recent social media post on the matter. The president cited ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from the a European Space Agency orbiter on its ...

"It's like the balloon that's not punctured everywhere, but where it is punctured, it's punctured deep." ...

The hit sci-fi series is set two years before the events of the first Alien movie, and it follows a young woman and a group ...

Abdul Jalloh has been charged with second-degree murder after Stephanie Minter was stabbed to death in Hybla Valley, Virginia ...

The X-Files had a long alien conspiracy theory mythology, but some of its best episodes were Monster of the Week.

Melting ice is an emblem of climate change. For sea ice, the Arctic has been grabbing most of the headlines for its truly ...

Icy moons circling the outer planets may be far more dynamic—and explosive—than they appear. New research suggests that when ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...