Get the science behind the inner workings of bombs, missiles and handheld weapons, including grenades. Learn how they work and how they are used to inflict maximum damage.
10 Terrorist Plots That Failed
Since the 9/11 terrorist attacks, an estimated 54 other attacks on the U.S. have failed. And these are only the ones we know about. Some, like the underwear bomber and the shoe bomber, live on in infamy. Others are more obscure.