In 1977, scientists discovered a mysterious signal beaming from space that was so powerful it prompted astronomer Jerry Ehman to write 'Wow!' on the telescope's readout. For decades, scientists have ...

The "Wow!" signal has been etched with a red marker in the memory of advocates for the search for extraterrestrial intelligence (SETI) since its unveiling in 1977. To this day, it remains one of the ...

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 ...

Researchers have been trying to explain this bizarre radio signal for decades. A new study hones in on its potential source. Reading time 3 minutes Nearly 50 years ago, astronomers searching the ...

Here’s what you’ll learn when you read this story: It’s not every day that the excitement of a scientist makes its way into the history books right alongside their discovery. But that is exactly what ...

In 1977, a mysterious 72-second space signal was detected. Was it aliens? Explore the Wow! Signal. In 1977, astronomers detected the Wow! Signal, a mysterious 72-second radio burst from deep space ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The mystery behind the famous 1977 “Wow!” signal has gained renewed ...

LaserSETI instruments at Isla Magueyes, Puerto Rico. From left to right: Dr. Abel Méndez, student Francisco Pacheco-Vellón, Dr. Franck Marchis, Dr. Lauren Sgro, and LaserSETI Principal Investigator ...