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 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 ...

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 ...

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

The universe is awash with strange radio signals, but astronomers have now detected a really bizarre one that repeats every hour, cycling through three different states. While they have some ideas ...