All Stories
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PlanetsHeavenly research
Groundbreaking research in astronomy landed four high school seniors spots as finalists in the 2014 Intel Science Talent Search.
By Sid Perkins -
PlantsWily bacteria create ‘zombie’ plants
Scientists have discovered how some plant pathogens ensure their own survival by transforming flowering plants into strictly leaf-producing ones. These green ‘zombies’ attract insects that the parasites need to help them spread to other plants.
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SpaceDead star makes a lens for its companion
Much like the lens on a camera, the intense gravity of a newfound white dwarf bends light. In this case, it is distorting light emitted by the star it orbits.
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AnimalsOne plus to wearing stripes
A zebra’s black-and-white coat doesn’t offer cooling or camouflage, researchers find. Instead, its stripes appear to keep away biting flies — and deadly diseases.
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A toy to visualize the body’s electricity
A hands-on way to let kids experiment with neuroscience placed second in the first annual Science, Play and Research Kit contest.
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BrainLoneliness can breed disease
Everyone experiences loneliness from time to time. But when allowed to persist, loneliness can damage your health and steal years from your life.
By Hugh Westrup -
Health & MedicineExplainer: Tips for overcoming loneliness
This assortment of tips can help overcome loneliness. The approach focuses on changing — for the better — those ways in which you and others interact.
By Hugh Westrup -
A new grant for young inventors
Lemelson-MIT has a grant that lets high school students flex their design muscles. The new program offers guided instruction for younger students.
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ChemistryUrine may make Mars travel possible
On Earth, urine is a waste. En route to Mars, it could be a precious renewable commodity: the source of drinking water and energy.
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Science & SocietyE-cigarette makers focus on teens
A high-level group of senators and members of the U.S. House of Representatives surveyed makers of e-cigarettes and finds they are targeting youth. They conclude that new federal laws should be created to end practices that could turn teens into nicotine addicts.
By Janet Raloff -
PhysicsWorld’s coolest ‘clock’ is also crazy-accurate
This is the time to beat — the world’s most accurate atomic clock ever. At its heart is a ‘fountain’ of cesium atoms chilled nearly to absolute zero!
By Janet Raloff -
PhysicsExplainer: How lasers make ‘optical molasses’
Light can bump an atom. Bump it from several different directions at once and even a fast-moving atom will instantly freeze its motion — and chill it to a temperature of nearly absolute zero.
By Janet Raloff