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Sean Carroll Answers Your Questions - Ask the Experts #19

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from Scientific American

SUBSCRIBE, future astronauts! http://goo.gl/bRbj4 Watch more episodes: http://goo.gl/9MNo5 Sean Carroll, theoretical physicist at Caltech and author of Eternity to Here: The Quest for the Ultimate Theory of Time, answers your questions! Questions: 1. If we did travel at 99.9% the speed if light what would it look like? And i read that we could create something like a warp drive to travel without breaking the laws of physics is this true? —Tyler Claudio 2. Micheal said in video 3 that if you traveled over the speed of light you would go back in time but a human cant go the speed of light so could a object or machine could go faster then the speed of light would it appear in the past? —Cam Nelson 3. Is there a timeless zone in the universe? —Santy Arcusa Find out more about Sean: goo.gl/dJrgMp ------------ Leave your questions in the comment section or ask it in a video response. An expert will be back to answer 3 more of your questions. Thanks for watching!