A cheap, safe and easy to use test could save millions of lives by informing people if the water they drink contains arsenic. Researchers hope it will hit the market soon.
Microplastics can be found just about everywhere, from the depths of the ocean to our beer. So it's not a surprise that these tiny bits of plastic have made their way into our poo. But what does it mean for our health?
When residents of a low-income housing project in South Los Angeles turn on their faucets, the water runs black, brown and yellow. Now they're fighting for the right to clean drinking water.
Microplastics aren't just fouling the world's oceans - invisible plastic fibers are polluting drinking water tapped by millions of people. Where do these fibers come from, and how bad are they for human health?
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