Believe It Or Not, These Aren't Actually Design Flaws

The Hole in a Pen Cap

You'd think the hole in a pen cap serves no purpose, but it's actually a safety precaution. For whatever reason, people love to chew their pen caps. If a child happened to swallow one, the hole in the top allows air to circulate to prevent choking.

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The More You Know

  • Russia has a larger surface area than Pluto.
  • J is the only letter that doesn’t appear on the periodic table.
  • Once you use a clothespin to hold a nail while hammering, you'll wonder why you ever risked hitting your fingers before.
  • Grasshopper Mice have evolved to turn scorpion venom into a pain-killer. They now prey on scorpions.
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