If you or your kids have always wondered about a quirky scientific question, the Smithsonian might have the answer. A series of free videos on their web site asks some of life's most interesting questions.
An interesting read via Lifehacker
If you or your kids have always wondered about a quirky scientific question, the Smithsonian might have the answer. A series of free videos on their web site asks some of life's most interesting questions.
An interesting read via Lifehacker
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