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Spoken Documents

March 24, 2004

Better voice recognition systems could make it easier to search spoken documents.

March 18, 2004

Why do your ears pop during altitude changes? (Can't keep up with changing air pressure.)

March 15, 2004

Growing replacement teeth in the lab out of stem cells

December 10, 2003

A new system to detect whether digital video has been altered

November 24, 2003

Testing underwater sounds on fish to lure them away from hydroelectric dams

June 25, 2003

A demonstration of a security system that uses your voice to verify you.

June 5, 2003

NASA's Morphing Project is working on planes that can adapt to changing flight conditions.

June 2, 2003

Biosphere 2 is doing experiments on how rising carbon dioxide levels affect pollution.

May 29, 2003

A site just off a Denver highway is yielding fossilized leaves from 64 million years ago.

May 21, 2003

Why did the people of Crow Canyon abandon their homes? (because they used them in a migratory …

May 19, 2003

Replanting cultivated seed of natural grasses best for keeping out invaders on disturbed land

May 7, 2003

People attribute lies to the situation or personality of the liar, depending on who told the lie.