Materials Science
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Chemistry
Cool Jobs: Repellent chemistry
Chemistry is just one way to repel water in nature. Structure, or the shape of things, is another. To excel at water repellency, the lotus leaf relies on both.
By Sid Perkins -
Climate
Explainer: Why a tornado forms
Tornadoes start with a thunderstorm. But they also require other ingredients, such as instability.
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Materials Science
Battery powered to heal
With its own first-aid kit, this battery can really keep going.
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Tech
When love-hate is materially good
Researchers copy nature's water-loving, water-repelling ways to make smarter stuff
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Tech
The science of disappearing
Invisibility cloaks and other new materials that play with light are in the works.
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Tech
Switchable Lenses Improve Vision
Special lenses that automatically focus can help people wearing eyeglasses see more clearly.
By Emily Sohn