The U.S. military asks them to create water filtration technology designed for troops. Global health nonprofits seek technologies from them to help filter safe drinking water in developing countries.

When walking in the woods, you’re only as good as your water source. Being a novice backpacker with a handful of trips under my belt, I’m still amazed by the concept of a backcountry water filter, ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. Filters. Am I ...