A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

Imagine receiving an alert on your phone from a government agency at night, warning you about an alien attack, when you have ...

Neil deGrasse Tyson calls on the government to just show the alien, saying Americans are ready for disclosure after years of ...

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

A mind wrapped in skin and bone can feel like the obvious model for consciousness. But that assumption may say more about where you live than about what consciousness really requires.