If humanity ever makes contact with an intelligent extraterrestrial civilization, we will have no shortage of questions.

UFO experts claim ancient alien city ruins have been discovered along a long-lost ocean shoreline on Mars, complete with ...

The curious minds at What If explore what the world would look like if aliens brought life to Earth.

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...