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Hearing Colors, Tasting Shapes

People with synesthesia—whose senses blend together—are providing valuable clues to understanding the organization and functions of the brain

By Vilayanur S. Ramachandran and Edward M. Hubbard

Lust for Danger

A ruinous night at the roulette table. A bungee jump into an abyss. Such actions defy human reason, but we still seek the thrill

By Klaus Manhart

Smarter on Drugs

We recoil at the idea of people taking drugs to enhance their intelligence. But why?

By Michael S. Gazzaniga

Judging Amy and Andy

Contrary to conventional wisdom, we can size up people pretty well based on first impressions

By Katja Gaschler

The Movie in Your Head

Is consciousness a seamless experience or a string of fleeting images, like frames of a movie? The emerging answer will determine whether the way we perceive the world is illusory

By Christof Koch

Custody Disputed

The guidelines judges and psychologists use to decide child custody cases have little basis in science. The system must be rebuilt on better research

By Robert E. Emery, Randy K. Otto and William O'Donohue

Lighten Up

Seasonal affective disorder—the winter blues—can be lifted with bright light, as long as treatment is timed properly

By Ulrich Kraft

Just a Bit Different

With special training early in life, children born with Down syndrome have a higher chance of developing into independent individuals

By Ingelore Moeller


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