Tag Archives: Physics

Physicists can’t solve nothing

From the opening section of a book on the many-body problem: “It might be noted here, for the benefit of those interested in exact solutions, that there is an alternative formulation of the many-body problem, i.e., how many bodies are … Continue reading

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A Cosmic Computer?

In both popular and technical literature in subjects such as cosmology or theoretical physics, one can often find authors referring to the universe as a “computer”. I have found, however, that frequently non-specialists (including, sometimes, authors of popular literature) are … Continue reading

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Multi-worlds and many-universes: On the universes of the multiverse

As I just addressed dimensions in physics, it seems natural to address universes next. Like misinterpretations of dimensions, people frequently conceptualize a multiverse with alternate universes that are essentially “higher dimensions” in the mystical/spiritual sense, science fiction writers imagine travelling to other … Continue reading

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A note on nature of spacetime dimensions (and more!)

If there are more than three dimensions, can I get there by meditating? I’ve often heard people fascinated by the idea that reality is actually 4-dimensional, or that physics beyond the standard model proposes that there really are 10-dimensions (or … Continue reading

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Was Einstein good at math?

How to evaluate diverging sources and why it is important: There is a widely held notion that Einstein was bad at math, or flunked math, or that “every boy in the streets of Gottingen understands more about four dimensional geometry … Continue reading

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Comment on “One Cheer for Null Hypothesis Significance Testing”

After expressing his bafflement at the “surprisingly adamant…opposition” by many to null hypothesis significance testing (NHST), Wainer attempts to demonstrate the efficacy of NHST when used correctly. In “One Cheer for Null Hypothesis Significance Testing” (Psychological Methods), Wainer’s argument is based … Continue reading

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Quantum Quotes

I was going through some old files of mine and found a document with quotes from famous physicists on quantum mechanics. While the quotes were all interesting, they were not exactly scientific or at least were free of scientific context, … Continue reading

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