Air Apparent (rebroadcast)

05.31.2021 - By Big Picture Science

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It’s easy to take air for granted, but you can’t live more than a few minutes without it. This invisible chemical cocktail also connects you with everyone else. Your next breath probably includes molecules exhaled by Julius Caesar or Eleanor Roosevelt. And, for some animals, air is an information superhighway. Find out what a dog’s nose knows, how no amount of perfume can mask your smelliness, and why your own schnoz is key not only to enjoying a fine Bordeaux, but to survival itself.

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