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Knot Physics

November 14, 2007

Physicists study how headphone cords tie themselves in knots.

November 13, 2007

A sneaky snail evades predators by creating a unique form of organic camouflage.

November 12, 2007

A high-speed continental cataclysm formed the Himalayas 50 million years ago.

November 9, 2007

When plants heat things up. How dolphins sleep. "Healthy" restaurants that aren't. Army ant …

November 8, 2007

A listener asks: Why don't dolphins drown while they sleep?

November 7, 2007

An Australian plant reproduces through trickery.

November 6, 2007

Scientists have grown inner ear "hair" cells in the laboratory.

November 2, 2007

How spiders avoid getting caught. Plastic that's as strong as steel. A purpose for the appendix? And …

November 1, 2007

Engineers have created a plastic that's as strong as steel, but lighter.

October 31, 2007

A listener asks: Can spiders get caught in the webs of other spiders?

October 30, 2007

The appendix might not be useless after all.