/u/Aliensfear's posts in /r/askscience
When calculating the trajectory of a comet, is the mass that is lost when it comes close to the sun taken into account or is that irrelevant?
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Why are tornadoes always very distinguishable? If they are just wind currents why hasn't there ever been a nearly, if not completely, invisible tornado?
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Since when we have to burp there is gas pushing upwards on us from our inside, are we technically lighter when we feel the need to burp?
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Why is it that when I use whitening toothpaste or whitening strips my tongue (or the rest of my mouth) doesn't turn white as well?
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