How the Wow! Signal Works


In 1977, Ohio State astronomers discovered a radio transmission from space that was 30 times louder than the cosmic background noise. Since then every explanation of what it was has fallen short and the Wow! Signal remains possible evidence of alien life.

Image Credit: The Ohio State University Radio Observatory and the North American AstroPhysical Observatory (NAAPO)

Additional Stuff

How the Wow! Signal Works, on HowStuffWorks

Was the Wow! Signal Alien, on Skeptoid

The Big Ear Memorial Website

Topics in this Podcast: astronomy, skeptics, aliens, electromagnetism