Alien or Natural: Strangest Sounds & Signals Detected from Space Space is filled with noise; inaudible frequencies of radiation that carry the secrets of the universe. The question is, are they alien or are they natural?
A few days ago who wrote about asteroid mining with billionaire backing, today it has been confirmed that Planetary Resources will be mining asteroids, starting firstly with a fleet of telescopes to scope out prospects.
The age of the universe and its vast number of stars suggests that extraterrestrial life should be common. If that’s the case, then where is everyone? In this infographic we explore some possibilities.