Cabin Crew Reveals What Really Happens When Flying

What are the spirals inside jet engines?

There are spirals inside turbines to make sure that people know when they're rolling or static in order to avoid injury. Regardless, if you're close enough to see the spiral clearly, perhaps you should back up.

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The More You Know

  • A full jumbo jet tank has enough fuel to drive a car around the world four times.
  • Alexander the Great encouraged his men to shave so enemies couldn't grab their beards during battles.
  • Researchers have found that swearing when in pain may release pain-killing endorphins.
  • All the Professors in Pokemon have been named after trees.
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