Discovery Channel

How We Invented The World: Hollywood's Brilliant Inventor

Early in World War II, Hollywood actress - and accomplished radio engineer - Hedy Lamarr discovers how to use frequency-hopping to keep wireless communications private and secure.

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Backyard Oil - (DCL)

BACKYARD OIL

Fridays at 8pm only on Discovery Channel

Breaking Magic - (DCL)

Weekly Quiz: Magic

Breaking Magic begins on Wednesday at 8pm on Discovery Channel,

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