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Posted 8 months ago by matthewG in category: interesting   Comments (1)


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On a dry lakebed in Nevada, a group of friends build the first scale model of the solar system with complete planetary orbits: a true illustration of our place in the universe.
Posted 1 year ago by nagaq in category: interesting   Comments (0)


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Dandelion flower
Posted 6 years ago by bhall in category: interesting   Comments (0)



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Posted 3 years ago by boyt in category: science   Comments (1)


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Posted 3 years ago by boyt in category: funny   Comments (1)