Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some ...

It's crazy for Donald Trump not to agree to another debate. While he may not be everybody's cup of tea, his opponent is an ...

Historical markers were once just for American history. But many now claim aliens have visited earth from outer space — and ...

In a recent paper, a prominent philosopher argues that increased belief in alien visitation is fast becoming a widespread ...