On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during its decades of observations. The signal lasted just 72 seconds, but ...

The story behind the famous "Wow!" signal has an eerie quality that has inspired countless science fiction alien encounters and is often lauded as one of the strongest pieces of evidence that we are, ...

This month an astronomer claimed to have debunked a mysterious 1977 radio signal from deep space, but other scientists aren't buying his theory. Eric Mack has been a CNET contributor since 2011. Eric ...

Wow! Signal: Origin of possible alien signal narrowed down - study Detected in 1977, the Wow! Signal is the strongest candidate for a genuine alien transmission, but where did it come from? This study ...