If the thought of receiving radio signals from space conjures an image of Jodie Foster in the movie Contact, hunched over a computer console and listening for spaceship schematics beamed to Earth by ...

The detection of the special radio wavelength from the most distant galaxy means astronomers may be ready to investigate how the earliest stars form. When you purchase through links on our site, we ...

The story begins in 1906 with Reginald Aubrey Fessenden. On December 24 that year, he made the first known radio broadcast meant for a general audience. Instead of Morse code, listeners heard music ...

Astronomers have detected a radio signal in our galaxy that blares for several minutes at a time, every 21 minutes, and has been doing so for at least 35 years. This bizarre signal doesn’t fit the ...

Alien-hunters are focusing their telescopes on 'pulsar' stars to time their twinkles, giving them a new tool to sift through ...

There’s no *69 option for this long-distance call. A newly discovered, yet still mysterious radio signal from the far reaches of space that repeats itself hourly is perplexing scientists. The ...