Wringing more energy out of everyday motions

Randomness and chaos in nature, as it turns out, can be a good thing – especially if you are trying to harvest energy from the movements of everyday activities like walking.

Moroccan villagers harvest fog for water supply

Green technology to turn fog into fresh water straight from the tap has put an end to exhausting daily treks to distant wells by village women in southwest Morocco.

How to power electronics using mechanical motion

The push toward low powered, energy-saving devices has been a direction the electronics industry has always pursued. The switch to low powered LED lighting is a good example of this trend. Another avenue is the development ...

Climate flux matched Europe's social rise and fall

Ancient tree rings show links between climate change and major events in human history, like migrations, plagues and the rise and fall of empires, said a study this week in the journal Science.

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