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2018-10-25: Will We Ever Find Alien Life?

  • 11:26: But the principle applies to a doomsday tech, nuclear weapons, genocidal nanobots, willful or negligent environmental destruction, you name it.

2015-11-18: 5 Ways to Stop a Killer Asteroid

  • 01:54: For a rock around 500 meters in diameter, the strike will have the energy equivalent of all currently operational nuclear weapons in the world.
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