This 2014 episode covers the invention of the canned meat known as Spam. The Hormel Foods product was invented in the 1930s to make use of a surplus of shoulder meat from pigs, and was an instant hit in the U.S. and abroad.
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Joseph Glidden is known as the father of barbed wire, but who actually invented it was a matter of disagreement. As a consequence, Glidden's invention was embroiled in legal battles for years.
The SS Andrea Doria was a luxury cruise liner that sank after colliding with another ship in 1956. Most of the people who were on the Andrea Doria lived thanks to one of the biggest civilian maritime rescues in history.