SETI's 1977 "Wow!" signal from deep space was even stronger than originally thought, but its source remains a complete mystery.

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 ...

The mysterious “Wow!” signal from deep space, caused by a yet unknown astronomical event, was much stronger than previously thought, a new study suggests. “Wow!” is the name given to the enigmatic and ...

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 ...

For researchers seeking answers to the question of whether we are alone in the universe, one event nearly half a century ago lingers even today — the so-called "Wow! Signal" detected back in 1977.

Are we alone? For a moment on August 15, 1977, it certainly looked like the answer might be no. That night the Big Ear radio observatory at the Ohio State University was blasted by a remarkably ...

Some of the most tantalizing hints in the search for extraterrestrial intelligence have not been messy or chaotic, but eerily ...

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 ...

Recap: Back in 1977, a unique radio signal from deep space got astronomers all riled up about the possibility of first contact with intelligent aliens. It all began when astronomer Jerry Ehman ...

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 ...

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 ...