Scientists Have a Plan for the Day We Discover Alien Life. Here's What's In It ...

For decades, humanity has listened to the cosmos, hoping that somewhere among the stars another civilization might be trying to reach us. Powerful telescopes scan distant worlds, radio antennas search ...

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

Yet the key insight lies not in what was found, but in what the analysis revealed about the scale of previous searches.

Astronomers may have been listening for alien civilizations in only a small slice of the radio spectrum while overlooking a largely unexplored range of higher frequencies. Using archived data from the ...

If you were hoping we’d find alien life hanging out on a cozy, pint-sized planet anytime soon, then you should know that ...

Looking ahead: Existing radio surveys may contain signals that were never recognized as potential technosignatures. New ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study suggests alien life could be going undetected because scientists focus more on avoiding false discoveries than missing ...

For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as Mars.

Sugar has been discovered in space and it could change the search for alien life - Erythrulose is found on Earth in ...

FEW discoveries could be bigger than detecting life on another planet. Whether it is a rocky ball or a giant cloud of gas, hot, cold, or somewhere in between, we aren’t picky: so long as a world has ...