How DNA Affects Almost Everything About You & Understanding Your Sense of Direction

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Putting nitrogen in your car’s tires (instead of just plain air) is kind of a trendy thing. If you ever see those green caps on the tire’s valve stems - that is supposed to indicate a tire with nitrogen in it. Since it costs money (up to $10 or more per tire) to fill it with nitrogen, this episode begins with a discussion on what the supposed benefits are and whether it is worth it. https://www.consumerreports.org/tire-buying-maintenance/should-you-use-nitrogen-in-car-tires-a6260003694/ The science of human DNA is changing quickly. The research is starting to reveal that almost everything about you has some inherited, genetic component to it, whether it be biological, psychological…