In the first installment of this multipart interview series with former Area 51 employee Bob Lazar, we discuss his new S4 ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

These findings suggest that the absence of past detections does not mean discovery is imminent. If extraterrestrial ...

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

The history of astronomical discovery shows that many of the most detectable phenomena, especially detection firsts, are not ...

For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. NASA spacecraft like the twin Voyager probes – launched in the 1970s bearing the iconic Golden Record – ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

With talk of aliens making headlines in the past week, President Donald Trump announced Thursday night that he will order the public disclosure of government records related to extraterrestrial life. ...

If you sent 5.25" floppy disks back to medieval times, knights might decide that they make excellent sun visors. And our cat Posy thinks that a flash drive dangled from a lanyard is simply a great cat ...

Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...