Dutch open 'world's largest offshore' wind farm

Dutch officials on Monday opened what is being billed as one of the world's largest offshore wind farms, with 150 turbines spinning in action far out in the North Sea.

New device produces hydrogen peroxide for water purification

Limited access to clean water is a major issue for billions of people in the developing world, where water sources are often contaminated with urban, industrial and agricultural waste. Many disease-causing organisms and organic ...

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