A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Add Yahoo as a preferred source to see more of our stories on Google. Rep. Tim Burchett says a member of our government has told him extraterrestrial beings have visited our planet, traveling on an ...

Rep. Tim Burchett says a member of our government has told him extraterrestrial beings have visited our planet, traveling on an otherworldly craft ... and made contact with humans!!! The Congressman ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. [CLIP: The spaceship Hail Mary’s operating system (played by Priya Kansara) speaks in ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Humans really do rule the world. We took over fast and far, more than any other wild vertebrates. We inhabit nearly every corner of the world, and can thrive in deserts, tropical rainforests and even ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we dive into fascinating ideas from around the universe. You can sign up for Lost in Space-Time here. Modern physics ...

The episode begins with a cold open, in which aliens called Malcorians have discovered that Riker (Jonathan Frakes) was living among them, surgically disguised as a Malcorian. What makes this episode ...