science about nature and man pensive with space the brain physical mathematical formulas |
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| navigate by keyword : abstract art astronomy astrophysics background brain calculations cognitive concept decision development dreamer education elements formula formulas furnished galaxy gravity head human idea image inner intelligence knowledge laws learn learning light man math mathematical mathematics mind nasa natural nature pensive physical physics profile school science scientific solution space stars student study teacher theory think this thought thoughtful training universe university |
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| Science about nature and about man, pensive man with space in the brain and physical and mathematical formulas on the background. Elements of this image furnished by NASA. |
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