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With the release of "Disclosure Day," Steven Spielberg's new film about aliens, a question as old as science fiction itself resurfaces: If aliens were to arrive on Earth, would they come to conquer us ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

In fact, polls in Australia, the US and elsewhere indicate around a third of the public believes aliens are here. However, while what we know about the universe suggests aliens may exist, there are ...

Happy Alien Day! And no, not for any supposed extraterrestrial beings watching from the shadows of our solar system, but for the iconic franchise that first began back in 1979. It’s an unofficial but ...