Youtuber Seals Himself in an Dangerous Air-Tight Jar Just to Prove a Point

Just His Bike

He was able to disprove the Flat Earth theory just by using his bike. Kurtis was able to make sundials with shadows from his bike that, together, depicted the curvature of the Earth. If that's not proof, we're not sure what is! It wasn't even that hard, too. This next project, however, wasn't going to be quite so easy...


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The More You Know

  • The glass winged butterfly lacks colored scales, which makes its wings transparent and helps it avoid predators.
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  • The magnetic North Pole is moving.
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