An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Waves are one of the most familiar features of Earth’s oceans, shaped by wind, gravity, and the properties of water itself.

Donald Trump has said a UFO review has turned up “many very interesting documents,” which his administration would release ...

Explore how cutting edge telescopes, AI, and new detection methods are transforming the extraterrestrial life search and ...

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

A lunar far side experiment finds no alien signals but proves the Moon could offer the quietest listening post yet for future ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Erik Aadahl, the sound designer behind “Project Hail Mary” and 2014’s “Godzilla,” uses his background in biology to bring ...

For a long time, it was thought that this [technique] required telescopes in space,” says John Mather, the Nobel ...

Two newly registered federal website domains – Alien.gov and Aliens.gov – are drawing attention after records showed they were created this week by a U.S. government agency, fueling speculation as ...