The Physics of Einstein: Black holes, time travel, distant starlight, E=mc2 | 拾書所

The Physics of Einstein: Black holes, time travel, distant starlight, E=mc2

$ 720 元 原價 720
Does light from distant galaxies really take billions of years to reach Earth? Is time-travel possible? Are black holes real? What are some of the weird effects of traveling at near the speed of light...

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