Where is everybody? Humans could theoretically colonize the galaxy in a million years or so, and if they could, astronauts from older civilizations could do the same. So why haven't They come to Earth?
Nuclear reactor, physics
Formulating the Fermi Paradox
c. 1950 (lunch conversation)
Found in 1 providers: gemini
Cross Reference
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"I am grateful for the opportunity to have contributed to the advancement of science, and to have witnessed the birth of the atomic age."
Shocking"It is not possible that such a small difference in the atomic weights of hydrogen and helium could have such tremendous consequences."
Controversial"The greatest discovery of all time was made by accident."
Controversial"The world has been changed, for good or ill."
Shocking"I have always believed that physics should be simple and beautiful."
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