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During the late 16th century it became fashionable for young European aristocrats and wealthy upper-class men to travel to significant European cities as part of their education in the arts...
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Of the four fundamental interactions, gravitation is the dominant at astronomical length scales. Gravity effects are cumulative; by contrast, the effects of positive and negative charges tend to cancel one...
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Of the four fundamental interactions, gravitation is the dominant at astronomical length scales. Gravity effects are cumulative; by contrast, the effects of positive and negative charges tend to cancel one...
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