As an efficient, inexpensive, low-tech way to treat water, new research could bring clean, safe drinking water to potentially millions upon millions of people. As an efficient, inexpensive, low-tech ...

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The rest of this article is behind a paywall. Please sign in or subscribe to access the full content. To turn dirty lakewater into drinkable H 2 O, peel away the bark from a nearby tree branch and ...

A high-tech filter method could be the next giant leap towards manned missions to Mars - as it becomes easier for space travellers to drink their OWN WEE. The use of a simple filtration device means ...