A half-century after he last made a film on the subject, Steven Spielberg is coming clean about where he stands on extraterrestrial life in the universe. “I don’t know any more than any of you do, but ...

This scene imagines the mysterious beauty of alien worlds beyond our solar system. The landscape features unusual plant life, towering organic structures, and glowing vegetation surrounding calm water ...

Do aliens exist? Few debates have proved as enduring – or as divisive – as the question of whether there is life beyond Earth ...

The Drake Equation explores the idea of how many civilizations might exist in the Milky Way. But with many variables unknown, it can predict lots of aliens or practically none.

Officially, America has a population of 350 million; unofficially, it is probably closer to 400 million or beyond. No one can tell what the population is because so many illegals, dropouts, homeless, ...