Metal-filtering sponge removes lead from water

Northwestern University engineers have developed a new sponge that can remove metals—including toxic heavy metals like lead and critical metals like cobalt—from contaminated water, leaving safe, drinkable water behind.

Microplastics could make other pollutants more harmful

Microplastics—small plastic pieces less than five millimeters in length—are becoming a ubiquitous ecological contaminant. Studies suggest that on their own, these tiny bits are potentially harmful, and it's unclear what ...

Decontaminating heavy metal water using protein from plant waste

Scientists from Nanyang Technological University, Singapore (NTU Singapore), in collaboration with ETH Zurich, Switzerland (ETHZ), have created a membrane made from a waste by-product of vegetable oil manufacturing that can ...

Helping rain stay where it lands

"When it rains, it pours." This phrase is meant to mean that bad news comes in waves. Unfortunately, that's true with real rain, too. While rain is usually welcome for various reasons, in developed area like cities and towns, ...

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