America had already used two nuclear bombs to devastating effect when researchers thought "maybe we can use these bombs to dig big holes instead." That's right, atom bombs to replace bulldozers. And it worked great.
It's hard to believe now, but just over 25 years ago there was a giant concrete wall separating East and West Germany. In this episode, Chuck and Josh get into the fascinating story of the Berlin Wall.
If you think secretly coded messages sent via short wave radio is Cold War relic, think again. Chuck and Josh are here to dispel that myth, along with many others relating to numbers stations, including why they might still be operational.
In the 1950s and 60s, the United States and the Soviet Union battled it out to see who would dominate the race for outer space. The Soviets got out to an early lead, but the U.S. would ultimately win. Learn all about the Space Race in this week's episode.