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Two teams of spacewalkers take on unprecedented challenges to repair the world's most beloved telescope on Saving Hubble ...

Once we find a planet that has Earth-like potential, how can we tell if there is life on it? Harvard astrophysicist Lisa Kaltenegger ...

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Cynthia Breazeal, Director of the Robotic Life Group at the MIT Media Lab, builds some of the world's most sociable robots. In this ...

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Professor Matteo Pasquali recently unspooled one of the longest carbon nanotube fibers. This super-strong conductive fiber could ...

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Hubble veteran, Mike Massimino, tells it like it is—the good and bad of being an astronaut. Don't miss the new season of