Stuff You Should Know
Internet Roundup: Lefty Grenades & The Exclamation Point!
The Army went and designed a lefty-friendly grenade, plus Josh and Chuck mull over the history and use of the exclamation point.
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Stuff You Should Know: Consider This: E-Waste
It's time to replace your busted cell phone and your first instinct is to toss the old one in the trash. But do you know where most of the world's electronic waste ends up? Hint: it's not pretty.
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.
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