Encouraged by the wind, it defies gravity and flows up the gentle incline toward the trees.

NPR: Excerpt: 'Woodsburner'

As a telescope moves, its mirrors are deformed by gravity while at the same time being shaken by wind.

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Like wind and sunlight, the power of gravity is an infinite resource.

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But just as when the wind blows a leaf upward, the law of gravity remains intact, so too with the law of demand.

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