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Science of TRON

Listen to audio from the "Science of TRON" panel, featuring director Joe Kosinski, producer Sean Bailey, and science consultants Sean Carroll & John Dick. Learn More

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Fantasy into Science, or Realizing the Impossible: Tractor Beams

Short of destroying a whole world with planet-breaking weapons, the most action-filled moments in science fiction come when opposing spacecraft clash. As phasers fire and missiles launch, ships frantically maneuver, attack, or spectacularly explode. But sometimes the aim is to capture a spaceship intact, or if she has superior speed, to grab and hold her while battering down her defenses. That is the space version of a fighting technique from the days of wooden sailing ships, which is to pull an enemy ship close and hold her with grappling hooks and ropes, then board her, or pound her into wreckage at point-blank range.