When ET phones, don’t pick up. Scientists have outlined a set of protocols for responding to extraterrestrial contact, ...

Even though astronomers didn’t detect alien tech signals from a rare interstellar visitor, the results are worthwhile, they ...

Scientists failed to find radio signals emanating from interstellar comet 3I/ATLAS, further bolstering its status as a ...

The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and ...

The SETI Institute said Wednesday that extensive radio scans by its telescope in Northern California found no signs of ...

The group leading the charge in the search for extraterrestrial life has given the all clear. The SETI Institute said ...

A new Keck Observatory study indicates that giant planets can spin faster than more massive brown dwarfs, revealing important ...

Scientists have updated global rules for announcing possible alien signals. New guidelines emphasize independent verification ...

NASA's most eye-catching hints of alien life on Mars and a distant exoplanet left headlines breathless in 2025, but a major ...

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to ...