/r/askscience
Why are the dwarf planets the farthest from the sun in our solar system? Is this normal in most solar systems or can a dwarf planet be the closest planet to the sun?
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What does it mean to "unify the fundamental forces"? What does it mean for gravity to "split off from" the other forces?
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Mark as read: Add to a list
Mark as read: Add to a list
Mark as read: Add to a list
Mark as read: Add to a list