"Meow ... meow!" The animal sounds heard over an air traffic control frequency were not from a cat loose on the plane, but ...

We have been searching for signals from other civilizations for over sixty years. Radio telescopes on Earth have swept the ...

A lunar far side experiment finds no alien signals but proves the Moon could offer the quietest listening post yet for future ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of our investing is dealing with conflicts to prevent other people from killing ...

When politicians start talking about hybrids, demons, Roswell and secret files, even sensible people begin to look up a ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

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

Alien, a startup looking to build trust infrastructure for the internet as the era of artificial intelligence agents changes how people interact with businesses and one another, today announced it has ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have searched the skies for alien radio signals for more than 60 years, but all they’ve heard so far is what Search for ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Turbulent star environments may broaden alien radio signals, making them harder for SETI to detect. (CREDIT: Shutterstock) Radio ...

Scientists hunting for radio signals from any form of advanced extraterrestrial life that might be out there trying to contact us are now starting to wonder if something has been messing with their ...