It's almost certainly not an extraterrestrial telegram. But waves that seemed to come from the vicinity of Proxima Centauri ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

If life exists beyond Earth, water may be the first clue. Water Worlds explores the planets and moons where liquid water ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

The Kepler-22b reveal flips the storyline of the series. What started as a story about Earth going through a bizarre ...

Imagine a planet orbiting the largest known star, Stevenson 218. This video explores the tantalizing scientific possibility of alien worlds around a red supergiant. We examine the challenges of ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

The new film (directed by "Cruella"'s Craig Gillespie) is based on Tom King and Bilquis Evely's 2021-2022 comic-book series ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are paying us a visit.

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

What planet is most like Earth? Reseachers have identified several exoplanets similar to our planet, but none that are an ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...