Bacteria wouldn't opt for a swine flu shot

Bacteria inhabited our planet for more than 4 billion years before humans showed up, and they'll probably outlive us by as many eons more. That suggests they may have something to teach us.

A (nano-) window that washes itself?

A coating on windows or solar panels that repels grime and dirt? Expanded battery storage capacities for the next electric car? New Tel Aviv University research, just published in Nature Nanotechnology, details a breakthrough ...

Finding more in 'most': Scientific study of an everyday word

William Shakespeare, who knew a thing or two about words, advised that "An honest tale speeds best, being plainly told." But the exact meaning of plain language isn't always easy to find. Even simple words like "most" and ...

A lightning strike in Africa helps take the pulse of the sun

Sunspots, which rotate around the sun's surface, tell us a great deal about our own planet. Scientists rely on them, for instance, to measure the sun's rotation or to prepare long-range forecasts of the Earth's health.

Applause for the SmartHand

In one sense, our hands define our humanity. Our opposable thumbs and our hands' unique structure allow us to write, paint, and play the piano. Those who lose their hands as a result of accident, conflict or disease often ...

Protecting your virtual privacy

The details of your personal life, such as grocery purchases and pizza topping preferences, are collected every day ― online and by club and discount cards from the gym, department store and supermarket. Though this ...

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