Wednesday, June 10, 2009
Seven things that don't make sense about gravity
Gravity keeps our feet on the ground and our planet circling the sun, but we know remarkably little about it.
Seven things that don't make sense about gravity
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Gravity keeps our feet on the ground and our planet circling the sun, but we know remarkably little about it.
Gravity keeps our feet on the ground and our planet circling the sun, but we know remarkably little about it.
No comments:
Post a Comment