/r/askscience
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Apéritifs and digestifs supposedly stimulate your appetite and aid in digestion, respectively. Is there any evidence/science behind this?
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How can we be sure the Speed of Light and other constants are indeed consistently uniform throughout the universe? Could light be faster/slower in other parts of our universe?
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What is the logical basis behind the multiverse theory? In other words, what does the multiverse theory attempt to prove or answer?
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If normal body temperature is 37 degrees Celsius why does an ambient temperature of 37 feel hot instead of 'just right'?
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Are there any poisons/toxins which, if taken separately, are fatal, but if taken simultaneously, are not?
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