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

Three symmetrical jets jutting out of interstellar object 3I/ATLAS are showing up in Hubble observations, puzzling astronomer ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar ...

Interstellar comet 3I/ATLAS has gotten new viral claims that it is targeting the Sun with strange wobbling jets. We break ...

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

While many sci-fi hits have spawned extended franchises, these standalone works prove that science fiction movies can leave ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...