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 ...

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

The comet arrived from interstellar space last year into our solar system, prompting earthling scientists to take a close ...