Finding a signal from an extraterrestrial civilization takes more than just pointing a telescope in the right direction. We ...

Astronomers hunting for aliens find new way to work out when they would contact us - Work uses game theory to try and ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The Fermi paradox raises a key question: Given the likelihood of intelligent extraterrestrial life, why is there still no compelling evidence of it? A new theory, described in a paper not yet ...

What if aliens were building a massive power plant?Last time, I talked about the "Kardashev scale," which classifies the ...

Everyone loves a good alien invasion story, preferably one with city-sized ships and physics-defying tech. There's just one big problem with that. The Milky Way is estimated to contain 100 to 400 ...