On today's episode, Scientists at CERN have successfully turned lead into gold -- a process that requires a shocking amount of speed! Another company touts its T-Rex leather handbags. How do scientists feel about said claim? Plus, researchers link the immune system to mammalian lifespan, and on This Day in History; the first paper currency in the US.

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These companies want to make hand bags out of T-rex leather. But scientists aren’t buying it

Mammal's lifespans linked to brain size and immune system function, says new study

CERN Creates Gold from Lead and There’s No Magic, Just Physics

The History of US Currency

Continentals: What it Means, History, Worth

The Paper Revolution

United States Continental Paper Currency

VIDEO: US National Archives: The Continental Dollar: How the American Revolution Was Financed with Paper Money

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