NOVA | Clip | Can Humans Deflect an Asteroid?
NASA is launching a new spacecraft mission, DART, which will test scientists' ability to deflect asteroids at risk of colliding with Earth.
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NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives. Visit the official website to watch full-length documentaries, or explore our world through short-form video, on our digital publication NOVA Next.
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