The Experiment That Required Scientists to Eat Butterflies

For decades, entomologists assumed that birds didn't eat monarch butterflies because they didn't like the taste. Until in 1957, one scientist decided to test that theory, using the same logic that parents of recalcitrant kids use to coax them into eating their spinach. You don't know you don't like it until you try…

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The psychology of hating food (and how we learn to love it)

Kids who hate stinky cheese and greens often grow into adults who can't get enough of them. Why do our tastes seem to transform in our teens? And can we change our tastes deliberately as adults? Here's what scientists know so far.

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10 Limits to Human Perception ... and How They Shape Your World

Every human has limits. You can only run so fast, jump so high, and go for so long without water. But what about restrictions upon our five senses, those tools that we use to perceive and understand our surroundings? Here are ten limitations on human perception that have a direct impact on how we understand the world.

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Why dolphins, cats, and other carnivores can't taste sweets

Most mammals — humans included — have taste receptors that can detect sweet, salty, sour, bitter and savory flavors; but the bottlenose dolphin pictured above has lost its ability to detect sugars. In fact, newly published research reveals that the dolphin is just one of many carnivores that has lost its ability to…

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Why people with a sweet tooth are just generally sweeter people

It all sounds a bit insane: people who like sweet foods are someone just generally nicer than people who don't. It sounds like the latest example of dubious evolutionary psychology, but it's actually about how language subtly shapes our behavior.

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