Human Perception deals with the way the mind perceives the stimuli around you. Learn how your senses function and help you recognize your environment.
Back away from that speaker, turn down that iPod and put down that power tool unless you want the ringing in your ears to remain permanent. Sound can hurt you, and that ringing may be the first sign. See more »
Ignorance is bliss. But what if you're more than just unaware? If you are dumb as a doornail, flat-out foolish or dim-witted, are you happier than the genius next door?
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You may vaguely remember scratching your chicken pox at the age of 3, but do you remember the moment your body burst into the world? Most likely not.
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You might classify yourself as right-brained or left-brained, depending on whether you tend toward logic or creativity. But what if a brain tumor changed it all, and one day you left your medical studies and devoted your days to art?
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Researchers at New York University's LeDoux Laboratory have successfully deleted a single, targeted fear memory using drug therapy in rats. Their results show that the removal of one memory from a rat's brain did not affect other memories there.
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Is there any truth behind the idea of sympathy pains? Mirror-touch synesthesia causes people to feel touches and pains that others experience.
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Do gender differences go beyond our reproductive organs? Popular culture would have you believe that men are from Mars, while women call Venus their planet of birth. Is it possible to finish the argument of nature versus nurture?
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A study published in February 2007 shows that through brain scans and corresponding computer software, researchers are able to read people's intentions with great accuracy. Find out how they did it and what it means for the future of "private thoughts."
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Think about how you would describe yourself to a stranger. Would you emphasize your keen sense of humor or physical features you're fond of? Or would you spend more time on supposed "trouble spots"? Your answer largely depends on your mental picture.
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E=mc2. The theory of relativity. An understanding of the speed of light. The idea that led to the completion of the atomic bomb. These ideas all came from one man's brain: Albert Einstein's.
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In psychology, the study of brainwashing, often referred to as thought reform, falls into the sphere of "social influence." Is brainwashing a system that produces similar results across cultures and personality types, or does it hinge primarily on th
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Roses are red, violets are blue -- well, bluish. The sky is blue, too. Grass is green. These are things that most of us know for a fact and don't question. But what if you were colorblind? What would you see? Is life one long black-and-white movie?
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It might be called flavor tripping, but there are no drugs involved. People pop a berry known as miracle fruit and marvel as sweet becomes sour and savory becomes sweet. What is this magical berry? How does this "miracle" happen?
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As you surf the Web, your mind is distracted by the thought of warm cookies floating in cold milk. Will this craving ever subside, or do you need chocolaty satisfaction ASAP?
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Spotting a genius is pretty easy -- without a doubt, Einstein, Newton and Mozart all qualify. But exactly what makes a person a genius is harder to puzzle out.
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Smell is a basic sense, but scientists are still exploring how it works. Why are researchers, developers and even government agencies so curious about smell? What makes a seemingly simple sense so tantalizing?
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Taste might seem like the simplest sense. But we know much less about taste than we do about sight and hearing. Why is taste so mysterious? And what on earth is umami?
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There are people who are smart, and there are people who are people-smart. The guy you want in your think tank isn’t necessarily the same person you want at your birthday party. But can emotional intelligence say more about your brain than IQ can?
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We talk about morals in relation to raising children, voting for political candidates and criticizing people who don't see eye-to-eye with us. But is morality even a choice? Or is it all in your head?
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You only use 10 percent of that big gray mass of wrinkles -- unless you listen to Mozart. At least, that's what we've heard about the brain. But how many common brain beliefs are just plain wrong? (Answer: 10.)
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Some of the world's most renowned creative minds have exhibited some form of mental illness. Is there a link between genius and madness?
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Learn more about what ails you. Here are some common symptoms.
A comprehensive guide with three thousand articles, including images and multimedia.
