Research continues to reinforce long-standing claims that tapping Canada’s tar sands will push global temperatures to scary heights

Recently, the argument for the Keystone XL pipeline has been framed as the economy versus the environment. BILL McKIBBEN takes a hard look at the job creation numbers and calculates a different reality—stopping the pipeline could lead to a brighter economic future.

You bought a hybrid. That's swell. Now how about we all get down to business?

Kris Freeman has a shot at nordic gold—if he can find his sweet spot

Forget the creepy promise of techno-longevity. Instead, take our advice: Live fast, die hard, and leave behind a worn-out, used-up, good-looking corpse.

Searching for the keys to endurance, a ski racer pushes his body and heart to the limit—until his father's sudden illness changes all the rules

Seven Olympic venues, one charming Main Street, and a host of High Peaks—it all adds up to Lake Placid, America's original snowbound resort.