/u/graaahh's posts
Why do certain mental illnesses or physical conditions cause us to experience clear sensory hallucinations (people's faces, voices speaking in sentences, etc.) rather than just sensory garbage?
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When supernovas occur, the neutrinos reach us before the light does - but neutrinos have mass, and therefore cannot travel at exactly c. Why wouldn't the light catch up to and pass the neutrinos before they reach us?
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Gravity is often described with the image of objects sitting on, and distorting, the "fabric of space." Is this actually how gravity is believed to work, or is it just a helpful visual image to understand it?
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So the RNC has apparently withdrawn their support of their own candidate. Has this ever happened before in American history?
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When something small flies towards my eyes and they snap shut, what's going on? Is my brain capable of seeing something and reacting that fast, or do my eyes snap shut when it touches my lashes, or what?
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Most of the light omitted by our sun is in the green spectrum, so why do the majority of plants (that require the sunlight to convert CO2 and H2O into sugars) reflect away the green, and absorb the other colors instead?
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