The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
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Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
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‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
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2% of Europeans lack the genes for smelly armpits.
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"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
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