The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

It may seem like we are on the verge of discovering alien life. In 2025, a press release stated that we have the “strongest hints yet” of extraterrestrial life on the exoplanet K2-18b. And when ...

It may seem like we are on the verge of discovering alien life. In 2025, a press release stated that we have the "strongest hints yet" of extraterrestrial life on the exoplanet K2-18b. And when ...

Science has been wrong before, sometimes in ways that now sound almost impossible to believe. People once accepted ideas like phlogiston, spontaneous generation, and even the claim that bumps on a ...

When interstellar comet 3I/ATLAS was discovered by the ATLAS survey telescope in Chile on July 1, 2025, it quickly attracted attention for more than just being the third known object from outside the ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. And so did scientists involved in the search for extraterrestrial ...

TICONDEROGA, N.Y. (NEWS10) — Artifacts from the American Revolution have been unearthed at Liberty Hill, the site where the Declaration of Independence was read to the Continental Army at Fort ...

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) cases spanning the 1940s to the present, along with the new Steven Spielberg ...

Add Yahoo as a preferred source to see more of our stories on Google. SETI scientists scanned interstellar object 3I/ATLAS for radio technosignatures and found no evidence of artificial signals.

Mars Perseverance rover found hundreds of complex carbon signatures in Jezero Crater mudstones - compelling evidence, but not ...

NASA's Curiosity rover found pure sulfur crystals inside a rock after backing over and accidentally crushing it on May 30, ...