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Tag Archives: Quantum Gravity
Why do we want a quantum theory of gravity? We just want it, okay? Hold on, this isn’t me. This was the American theoretical physicist John Preskill at a conference earlier this year. And though, in almost all probability, he was trying to be funny, this does give an idea about how difficult (and often, frustrating) it is for theoretical physicists to answer why-do-we-want-this or what-use-doing-that questions. Continue reading