The opening scenes of Noah Hawley's "Alien: Earth" reveal that humankind will attempt to achieve immortality through these methods: cybernetically enhanced humans, artificial intelligence, and synthetic beings downloaded with human consciousnesses.

Add Yahoo as a preferred source to see more of our stories on Google. While the buzzy sci-fi series is science fiction (obviously), Dr. Sward says there's plenty of real science peppered throughout. From the ways the aliens behave like real bugs to the ...