Wanna know how to buy a moon rock? Hint: black market

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Moon rocks are rarely offered for sale. Sample moon rocks collected by NASA’s Apollo astronauts are considered National Treasures, property of the United States government, and would never be sold to the public. They have been however, given away. Here are funny stories about lost moon rocks and tips on how you can come into…

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What causes that unique rainy smell after it rains?

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It’s that distinctive earthy, musky scent that occurs after a good rain, and it has a name unbefitting its pleasant smell – “petrichor”. The petrichor odor is distinctive (and difficult to duplicate) because there are several sources/causes for the smell, including the force of the rain striking the soil and storm winds stirring everything up.…

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