Like HowStuffWorks on Facebook!
Firearms are one of the oldest and most evolved weapon systems. From flintlocks to automatic weapons and flamethrowers, learn how firearms have been used to wage wars and save lives.
Featured
Where do bullets go when guns are fired straight up into the air?
If you've ever watched a gun fired into the air at a celebration, you've probably wondered where that bullet ends up. We've got the answer.
Do you know how gun safe work? Learn how gun safes work at HowStuffWorks. See more »
Follow us
Facebook
YouTube
Twitter
Pinterest