America's first spy ring; intelligence-gathering machines; the real James Bond.
Notorious pirates; what a blunderbuss is; what a pirate's buried treasure would be worth today.
Mysteries of the mind; the history of the hamburger; death-defying acts.
Bizarre therapies; how an in-ear thermometer detects temperature; bad ideas about cleaning.
How New York got its nickname; chewing-gum sculptures; creative solutions to NASA's problems in space.
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