Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

It’s sunblock. Researchers have proposed an unorthodox way to shield our planet from the constant barrage of solar storms — ...

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.

The U.S. Space Force has acquired one of its first publicly acknowledged offensive weapons, one that can blast adversary ...