/u/thetimujin's posts
"Few inventions have been so simple as the stirrup, but few have had so catalytic an influence on history." – Lynn White Jr. Why?
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They say that a photon takes a million years to make it out of the Sun. But what does it even mean? How do we define that a particular photon now is the "same" photon that was there then?
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Apparently, for Conservation of Energy to be true, time translation symmetry must hold. However, does it really hold in an expanding universe?
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Did ancient Romans and Greeks literally believe in physical, observable existence of the Olympian gods and other mythology, or was it more symbolic or tongue-in-cheek?
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How did it happen that many drugs (marijuana, heroin, etc) ended up banned pretty much worldwide pretty much simultaneously?
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ELIMathematicianNotPhysicist: Quantum Bayesianism. What is it, and how is it different from all the other ways to look at QM?
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