Stuff You Should Know
Don't Be Dumb: Does Hitting the 57 on Ketchup Bottles Really Work?
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 non-Newtonian fluids and sheer fracture. Get all brainy right here.
Most Watched in Stuff You Should Know
Stuff You Should Know: Can Chuck Feel Josh's Pain?
People with mirror-touch synesthesia literally feel the pain of others -- but why? Tune in as Josh and Chuck explain the fascinating mechanics of mirror neurons in this exclusive video from HowStuffWorks.com and the Science Channel.
Recent Videos in Stuff You Should Know