Brain Candy

A window into dreams may now be opening.

Researchers Use Brain Scans To Reveal Hidden Dreamscape

2:57pm April 05, 2013

by Rob Stein

Philosophers, poets and psychologists have long shared a fascination with dreams. Now Japanese scientists have scanned the brains of dreaming volunteers to create a lexicon of imagery that can be used to detect and decode dreams while a person sleeps.

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Good Luck With That 'Perfect' March Madness Bracket. You'll Need It

9:30am March 27, 2013

by Adam Cole

Millions of basketball fans will fill out NCAA tournament brackets this week and try to correctly predict the outcomes of every game. The chances of succeeding are about 1 in 150 quintillion. A group of computer scientists are trying to beat those odds by writing programs that learn to pick winners.

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The heart Paym Rajabi biked for his girlfriend, Clare

Science

Guy Pumps Out A Valentine — Literally

1:47pm February 14, 2013

by Robert Krulwich

Last year a guy in San Francisco jumped on a bicycle, clicked on his GPS, clicked on an app, snapped on his helmet, and 27 miles, 2 1/2 hours and many calories later, he'd etched a valentine message onto a street map of San Francisco. That was nice. Now, a year later, it's getting really interesting.

Science of Slumber: How Sleep Affects Your Memory

3:55pm February 08, 2013

We spend a lot of time sleeping (roughly one-third of our lives, according to the National Institutes of Health). But how much downtime do our brains really need? Experts discuss the links between sleep, memory and cognition, and why our sleep patterns change as we age.

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Science

Dung Beetles Use Cosmic GPS to Find Their Way

1:03pm February 01, 2013

When the sun goes down, dung beetles rely on a galactic source--light from the Milky Way--to navigate, according to a recent report in Current Biology. Study co-author Eric Warrant, of Lund University in Sweden, explains how dung beetles see the starry night sky.

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Science

Inventors Design Lamp Powered Entirely By Gravity

1:03pm January 18, 2013

As part of a research initiative on how to harness off-grid energy for low-power electronics, a pair of U.K.-based designers created a lamp that uses gravity to generate light. Martin Riddiford, co-inventor of the GravityLight, talks about plans for the innovative project.

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Science
Arts

Edward Tufte Wants You to See Better

1:03pm January 18, 2013

Data scientist Edward Tufte (dubbed the "Galileo of graphics" by BusinessWeek) pioneered the field of data visualization. Tufte discusses what he calls "forever knowledge," and his latest projects: sculpting Richard Feynman's diagrams, and helping people "see without words."

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Getting A Handle On Why Fingers Wrinkle

1:03pm January 11, 2013

Why do your fingers get pruney after a long water bath? Only a handful of researchers (ever) have looked into the finger-wrinkling experience. Reporting in the journal Biology Letters, researchers make the case for finger wrinkles as treads — wet wrinkled fingers seem to grip better than wet smooth ones.

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Making Resolutions That Stick

1:03pm December 28, 2012

Vowing to stop smoking, curb spending or exercise more this January 1? Nearly half of U.S. adults will make year-end resolutions to change for the better in the coming year. Clinical psychologist John Norcross talks about how to increase the odds of success.

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Science

Shooting Stars: Capturing The Night On Camera

11:36am December 26, 2012

Photographer Colin Legg makes time-lapse movies of celestial scenes, from auroras to eclipses. Photographing mostly in remote parts of Australia, where human-made light doesn't compete with starlight, Legg describes some of the challenges of this type of photography: from babysitting cameras for days and nights on end to running electronics in the backcountry.

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