Add Yahoo as a preferred source to see more of our stories on Google. If you use a Brita water filter, you already know that you're getting all the benefits of the purest bottled brands from simple ...

This story originally appeared on Yale Environment 360 and is part of the Climate Desk collaboration. In downtown San Francisco, in a cavernous garage that was once a Honda dealership, a gleaming ...

(THE CONVERSATION) When you’re on a camping trip, you might have to pack your own food and maybe something to filter or treat water that you find. But imagine your campsite is in space, where there’s ...