Scientists have long listened for alien radio signals. Universe Today traces how a second effort, deliberately sending ...

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

When we think of extraterrestrial intelligence that might be out there among the stars, we tend to think of creatures not too ...

Detected in 1977, the Wow! Signal is the strongest candidate for a genuine alien transmission, but where did it come from? This study may have the answer. A scientist may have pinpointed the origin of ...

Humanity has been looking for aliens for decades but has yet to find any evidence. A new study suggests we may just be in a sort of cosmic blind spot for alien radio signals. The possible existence of ...

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an exoplanet in an alien star system. New research suggests that radio emissions from intelligent aliens may be ...

Astronomers hunting alien signals say turbulent stellar plasma around distant worlds may be scrambling extraterrestrial transmissions before they ever reach Earth, according to a new study published ...

When/if alien life ever cruises toward Earth in big spaceships, we’re probably not just going to see it; we’re going to hear it via narrow radio signals. If an extraterrestrial civilization wanted to ...

The Genesis project would be of no benefit to humans. We probably would not survive to see life evolve iStock Scientists say bad space weather may be one reason alien tech signals have not reached our ...