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Why You Crave Tomato Juice on an Airplane

I’m writing this seated on a plane heading to San Francisco. We’ve been in the air for under an hour, and the drink cart is just starting to make its way down the aisle. As the cart rolls nearer I’m forced to decide what drink I’ll be having. Since the cups are miniscule, and the liquid is largely displaced by ice…

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Why Toothpaste Makes Things Taste So Awful

You may think it might be the common mint flavor of toothpaste clashing with other flavors, but in the case of orange juice and many other things, this isn't actually what's going on. The culprit here is thought to be two compounds almost universally added to toothpastes -sodium lauryl sulfate and sodium lauryl ether…