We tested 31 filters, from squeeze to press-style varieties, to find the best. These 5 made processing dirty backcountry ...

The filter acts as a tap on a jerrican, distributing clean water—and simultaneously cleaning the filter—with each pump. How a Giant Plus-Shaped Pool Could Make New York’s East River Safe For ...

Traditional water filters struggle to remove smaller PFAS molecules, but a new Monash-designed filter changes that.