All sorts of nasties—lead, mercury, radium, nitrates, norovirus, agricultural runoff, PFAS, and more—can lurk in your water. No surprise, then, that about 40% of U.S. homes filter theirs. But the ...

LifeStraw has become a big name in both the outdoors and emergency preparedness industries for its simple and easy-to-use personal water filters. While you’ve likely seen the brand’s signature filter, ...

Engineers fabricated a simple water filter modeled after the mobula ray’s plankton-filtering features. Pictured are pieces of the filter. Filter feeders are everywhere in the animal world, from tiny ...

Unlike countertop units that divert water from a tap to a sink-side cartridge, faucet-mounted water filters are compact devices that attach directly to your faucet. Depending on their efficacy, they ...

Sometimes the simpler the better. This sand water filter is easy to make and can provide clean drinking water nearly anywhere. Cyril Ramaphosa disappointed with poor state of Johannesburg, SA asks why ...

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