Friday, September 7, 2012

This Is the Most Expensive Penny in the Universe [Space]

 
This is the most expensive penny in the Universe. It's now on Mars, after an exciting $2.5 billion ride. Previously, the most expensive Lincoln penny in history was a 1943 copper-alloy cent that was sold for $1.7 million in a 1996 auction. That's peanuts compared to the cost of putting this coin up there, however. More »

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