A more efficient way to turn saltwater into drinking water

Water scarcity is a major problem across the world. "It affects every continent," says Amir Barati Farimani, an assistant professor of mechanical engineering at Carnegie Mellon University. "Four billion people live under ...

How to make a better water filter? Turn it inside out

More than 800 million people lack access to clean and safe water. Recent advances in water filtration technology have created new ways to filter water and make it drinkable, but many of these applications are too costly and ...

Israel's pioneering use of water 'to the last drop'

In the scorching summer heat, an Israeli farmer tends to a dripline taking a mix of ground and recycled water to palm trees—an approach honed for decades in the arid country and now drawing wide interest abroad.

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