The idea that aliens may have visited the Earth is becoming increasingly popular. Around a fifth of UK citizens believe Earth has been visited by extraterrestrials, and an estimated 7% believe that ...

Actual science finds itself badly outnumbered by entertainment repackaged as factual. This article was originally published at The Conversation. The publication contributed the article to Space.com's ...

My father and mother died over a decade ago and about one year apart. Approximately six months after each death, I had at least one vivid dream with one or both of them in it. In both cases, the dream ...