How Sinister Spy Gadgets Fueled Soviet and US Tensions

An exploration into the dark art of spycraft. From the frankenkitty to the umbrella gun, we'll reveal the deadliest spy weapons deployed ...

m watch

Related Videos

World War II

Pearl Harbor Veterans on the Price of Freedom

In honor of Veterans Day, survivors of the 1941 Pearl Harbor attacks share their insight on war, sacrifice and remembering their comrades.

2:32m watch

Ancient Americas

The First Americans

Paleo-Indians are believed to be the first humans to populate the Americas, around 10,000 B.C.

2:45m watch

Civil War

The First Woman to Receive the Medal of Honor

Mary Edwards Walker was the first woman to receive the Medal of Honor, but her fight for recognition extended well beyond the war.

1:00m watch

Bladesmithing 101: Bowie Knife

Discover the history of the bowie knife in this web exclusive from "Katar."

1:01m watch