"When the owner picks it up, or somebody the owner has chosen, the gun will work for them," the inventor told INSIDER. "But if a child finds it, a teenager tries to use it to commit suicide ...

1840 - Guns begin to use pin-fire cartridges. 1847 - The telegraph is invented. 1850 - True shotguns in common use. In the second half of the 18th century, musket design branched out. This period ...

Lonnie Johnson: I'm Lonnie Johnson. I'm an inventor. The invention that most people know me for is the Super Soaker water gun. I knew the gun worked well, and I knew it would be successful.

Gaston Glock, the Austrian engineer who invented the Glock handgun ... The weapon has been used by armed forces, security personnel, gun owners and criminals around the world.

When gun-cotton was first discovered ... but were not really explosive. This invention remained merely as a chemical curiosity until 1846, when Professor Schonbein, of Vienna, made.

A 73-year-old businessman in Metairie named Rick Sinclair has spent the past three years working on the Bopper Defense System ...