Ultrasound Stethoscope
A new stethoscope works in very noisy places and could help medics on the battlefield.
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Antique Roundup
Both a sky calculator from ancient Greece and steel from the ancient Middle East used some pretty …
Podcast
Headbanging termites, why we eat salmon before--and not after--they spawn, a "smart bomb" …
Cultural Rhythms
How you interpret a simple rhythm depends on what language you speak.
Termite Headbanging
Termites really know how to raise a ruckus when faced with danger.
Salmon Harvest
A listener asks: Why don't we eat salmon after they spawn, to help conserve them?
Dental Smart Bomb
A new generation of "smart" dental rinses could help eliminate cavities.
Seagrass Roundup
Rainforests and coral reefs are poster children for environmental conservation. But seagrass beds …
Podcast
The secret of a Stradivarius violin, how giraffes block a head rush, using bees for homeland …
Bomb-Sniffing Bees
Bees could replace bomb-sniffing dogs for some high-risk missions.
Space Molecules
Space is not empty. In fact, there are some pretty surprising molecules floating around up there.
Stradivari’s Secret
Stradivari may have unknowingly relied on chemistry to make his violins sound great.