There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Imagine finding hundreds of alligators living happily in Colorado, which is thousands of miles away from any natural swamp.

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Lionfish, mitten crabs and “sea vomit.” Meet eight marine species inadvertently brought to new territory that are taking the ...