Sigourney Weaver cemented her cult sci-fi status playing Ellen Ripley in the "Alien" franchise, but she's also starred in some of the best sci-fi flicks.

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Most of our experience with the Search for Extraterrestrial Intelligence (SETI) has focused on capturing radio signals that ...

HBO's Lanterns makes a major misstep with one alien character, wrapping up their storyline with a lot of missed potential.