The original Star Trek and its numerous successors were far ahead of their time, but just how far? Will science eventually catch up to this series’ nearly five-decade-old creations? With Lawrence Krauss, Eric Horvitz, Seth Shostak and moderator Faith Salie, explore the plausibility of scientific phenomena from the Star Trek universe, including warp speed, time travel, humanoid aliens and whether anyone in our universe will be “beamed up” by transporter anytime soon.