The Wow Signal: We Might Have Heard Aliens

In 1977, a mysterious signal from deep space was detected—and it’s still unexplained today.Known as the Wow Signal, this 72-second transmission was picked up by a radio telescope and never seen again.In this episode of The Cosmic Brief, we break down what happened, why this signal was so unusual, and the theories behind what it could have been.Was it a natural phenomenon… interference… or something else entirely?More than four decades later, the Wow Signal remains one of the greatest mysteries in space.