Searching for extraterrestrial intelligence has so far primarily meant focusing on one particular type of signal—and that ...

One of the challenges of searching for technosignatures (i.e., signs that intelligent life somewhere in the universe has ...

Most alien-signal searches listen to a narrow part of the radio spectrum, but astronomers are now testing higher frequencies that have barely been explored. A first search using archived ALMA ...

Last June, while most of us were sweating it out and scrolling socials, more than two dozen of the best scientific minds in ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — and could wipe out life on earth. Following Tennessee Rep. Tim Burchett’s ...

Experts stress need for transparency while aiming to prevent premature announcements and protect scientists ...

They did not find any; but as PhD researcher Louisa Mason told IFLScience, "My work at the moment is less about looking if aliens are sending messages and more about thinking about how we use these ...

R L Drake explores the Fermi Paradox: why, given the Milky Way's billions of potentially habitable planets and the Drake Equation's estimate of 12,500 possible ...

Researchers are zeroing in on more deliberate “narrow-band” alien signals, well outside the radio frequencies SETI has ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million ...

What would aliens actually look like? While simple life forms like bacteria may be common in the universe, complex intelligent life is likely rare. Movies often depict aliens as human-like, which is ...

A NASA Curiosity rover image has sparked debate after a UFO hunter claimed it shows an alien missile, though NASA attributes ...