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

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

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

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

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

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

All the months of conspiracy with 3I/Atlas, and whether it is an alien spaceship, might have finally got an answer. When the ...

NASA’s Chandra telescope has identified SPT-CL J2215-3537, a massive, calm galaxy cluster from the early universe, revealing ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Animation can oftentimes adapt superhero stories far better than live-action can. With that in mind, here are the 15 greatest ...

Physicists discovered that the famous ‘Star Trek’ spaceship got a lot right about designing a ship to jump from galaxy to ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...