Claymore

Ever wanted to know whether a car door will shield you from gunfire? Will a wall, or some water, or a Bible/books? There's a guy in Texas who likes testing these things. Fascinating!
The Box O' Truth

On a related note:
5 Ridiculous Gun Myths Everyone Believes (Thanks to Movies)

An article on geeks and conversation. Some of these ring quite true.
Geek behaviors present during conversations

Ever "remembered" something that didn't happen, or didn't happen the way you remembered it? Can you trust your memories?
Untrustworthy “Flashbulb” Memories