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.

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 ...

It’s been nearly 50 years since astronomers detected the most famous space signal we’ve ever received—a 72-second radio burst that lit up a printout at Ohio State’s Big Ear radio telescope in 1977.

As you might expect, the University of Puerto Rico at Arecibo has a fascination with radio signals from space. While doing ...

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 ...