Talk about a hot mess. Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot enough to melt rock into a churning ocean of magma and ...

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Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Before you watch Disclosure Day you need to take a trip to Steven Spielberg's previous alien entries.

New research shows many people vastly underestimate other people's beliefs in extraterrestrial life. Is social stigma keeping ...