Stuff You Should Know - HowStuffWorks

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• 2:38

  Don't Be Dumb: Does Hitting the 57 on Ketchup Bottles Really Work?

  • 4 days ago
  • 4,819 views

  You know how ketchup doesn't move at all, but if you hit the 57 on a glass Heinz bottle it will? That's because of non-Newtonian fluids and sheer fracture. Get all brainy right here.
• 2:51

  Consider This: Overpopulation

  • 6 days ago
  • 4,637 views

  It took from the dawn of humanity until the 19th century to reach a billion people on the planet. It took just over 200 years afterwards to add 6.2 billion more. With more and more people and ever ...
• 3:00

  Don't Be Dumb: Meat is Muscle

  • 1 week ago
  • 4,802 views

  Have you ever bitten into a whole turkey carcass and realized that some of the meat in your mouth was light and some was dark and did you wonder what the heck was the difference even though one tas...
• 4:10

  Don't Be Dumb: Pouring the Perfect Beer (or Root Beer)

  • 2 weeks ago
  • 4,924 views

  If you've ever seen someone pour beer into a glass held at a 45-degree angle, they're not nuts, they're pouring perfectly. Find out why by watching this video, chump.
• 1:47

  Consider This: Water

  • 3 weeks ago
  • 3,510 views

  You probably know that Planet Earth is made up of 71% water - but did you know that only 2.5% is fresh water? And of that, less than 1% is accessible for human use? Watch the video to find out some...
• 3:59

  Don't Be Dumb: What in the Name of God is the The Baader-Meinhof Phenomenon?

  • 3 weeks ago
  • 6,048 views

  Have you ever heard of the Baader-Meinhof Phenomenon? If you haven't, get ready, because you're about to start hearing about it over and over. Confused? Just watch.