Top network posts
- 54 Why is hydrogen the most abundant element in the Universe?
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- 29 What is the experimental evidence that the nucleons are made up of three quarks?
- 24 Is the angular momentum of the ceiling fan quantized?
- 16 Can negative absolute temperature be achieved?
- 12 Can people create single photon in the laboratory?
- 12 Can Hooke's law be derived?
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