Often and little—or rarely and to the maximum?

If we were talking about food, most experts would choose the former, but in the case of energy storage the opposite is true. It turns out that more energy can be stored by charging less often, but right up to 100%.

Memory storage for super cold computing

Scientists at the Department of Energy's Oak Ridge National Laboratory have experimentally demonstrated a novel cryogenic, or low temperature, memory cell circuit design based on coupled arrays of Josephson junctions, a technology ...

Bigger cities boost 'social crimes'

As cities grow in size, crime grows even faster. But while certain types of crime—car theft and robbery, for example—exponentially outpace the population, other crime categories buck the trend. Rape, for example, grows ...

Solving the pancake problem

If you swirl a glass of wine clockwise, the wine inside will also rotate clockwise. But, if you're making a blueberry pancake and you swirl the pan clockwise, the pancake will rotate counterclockwise. Don't believe us? Go ...

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