It's safe to say that the holiday season can cause a tad bit of stress. Okay. A lot of stress. But here are four unique ways to manage your blood pressure levels so you can remember why you love the holidays so much.
A University of Minnesota study finds out just how clean electric cars can be.
Gear that works as well in town as it does on the trail.
Buy your cooking grease from family-owned estates and you're much likelier to be helping the planet.
September's Meadow Fire in Yosemite National Park burned nearly 5,000 acres, closed popular hiking trails, and required dozens of people to be evacuated by helicopter from the top of Half Dome (at left).
Filming the wild and sometimes treacherous history of Yosemite Valley climbing.