All Stories
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AnimalsMite-y discoveries!
Two teens from Russia discovered tiny mites living inside grass-like plants called rushes. Three of the species they turned up are new to science.
By Sid Perkins -
Health & MedicineBeautiful nails may harbor germs
Two students wondered why they weren’t allowed to wear fake nails as nursing assistants. They decided to use science to probe why. What they found sent them to the Intel International Science and Engineering Fair.
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AnimalsElectronics may confuse a bird’s ‘compass’
Birds use Earth’s magnetic field to help guide them as they migrate. A new study suggests that electromagnetic radiation given off by some electronic devices may act like “noise” and confuse the long-traveling birds.
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AnimalsEven penguins get the flu
Scientists have just identified ‘live’ bird flu virus in Antarctic penguins. But the infections may not be novel. There are some signs these germs have been infecting local wildlife for up to 80 years.
By Janet Raloff -
Science & SocietyTeen’s cancer research scores big at Intel ISEF competition
Seventeen teens grabbed top honors at the world’s premier high-school science competition. A 15-year old cancer researcher got to take home $75,000.
By Sid Perkins -
Slime: A new way to protect plants from slugs
Katie Gwaltney had a slug problem in her garden. She decided to try using the slugs’ own slime against them. Her findings earned the high school freshman a finalist’s spot at this week's Intel International Science and Engineering Fair.
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AnimalsSurprise! Fossils in a flash
By studying how dead tissues decay — or turn to ‘instant’ fossils — scientists are gleaning helpful clues to what ancient life looked like.
By Douglas Fox -
TechThe road less worn
Two teens have found a new use for old tires. By grinding them up and adding them to asphalt, the old rubber can create stronger, longer-lived roads. And the bonus: The process recycles tires that might otherwise have been burned, creating pollution.
By Sid Perkins -
Studying a weevil to save a tree
A root weevil is causing billions of dollars in damage to fruit trees in Florida. To save a tree of his own, Evan MacKay decided to study the pest, earning him a finalist’s spot at the Intel International Science and Engineering Fair.
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Solving bad breath one walnut at a time
Two teens came up with a cheap and simple solution to halitosis. It’s the African walnut.
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AnimalsHelping birds doctor their babies
Darwin’s finches will soften their nests by weaving in fibers, such as stray bits of cotton. An observant biologist offered those birds some insecticide-treated cotton and the birds took it, which saved their young from deadly parasites.
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Health & MedicineFor better weight control, fiber up!
Certain types of fiber suppress appetite, at least in mice. Found in fruits, vegetables, oats and barley, this fiber breaks down in the gut to release acetate. That travels to the brain, where the chemical prompts the release of hunger-fighting hormones.