Surprising Cameos From Celebrities Before They Were Famous

Matt Damon, Thor: Ragnarok

In a strange twist, Matt Damon appears in 2017's Thor: Ragnarok movie. Chris Hemsworth is trying to shake Loki out of his disguise as Odin, but for a split second, he turns into none other than Matt Damon. For what? For the bit.

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The More You Know

  • Your brain is sometimes more active when you're asleep than when you're awake.
  • Male seahorses bear their young.
  • The stars and flashes of light you see when you rub your eyes are called "phosphenes."
  • A U.S. park ranger named Roy C. Sullivan held the record for being struck by lightning the most times, having been struck — and surviving — seven times between 1942 and 1977.
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