Scott Rosenfield (@ScottRosenfield) is a Level 2 USA Cycling Coach and Outside's Online Editor.
Washington, D.C., New York CIty, Los Angeles, and San Diego may be facing severe water shortages as climate change increase drouth potential, a newly released study finds.
A Wisconsin woman beat back an attacking black bear with a shotgun, saving her husband and dog Wednesday.
Last year's Tour de France winner, Bradley Wiggins, and defending Giro d'Italia champion Ryder Hesjedal withdrew from the Italian stage race Friday.
Researchers claim to have discovered the lost city of la Ciudad Blanca, described by Hernan Cortez to King Charvles V.
A Russian member of the International Everest South West Expedition team was crushed to death by a falling boulder Wednesday morning.
Bodybuilders have been using HMB for years, but it's just now starting to break into the endurance community.
Need to gain an edge? These five performance enhancers are safe and won't get you popped.
Beetroot juice is one of nature's most powerful performance enhancers.
Beta-Alanine is a naturally occurring beta amino acid that has pronounced effect on high-intensity performance.
You already know coffee gives you energy, but it's actually a lot more powerful than you might expect.
The World Anti-Doping Agency has proposed mandatory four-year sentencing for first time "real cheats."
Alpenglow Expeditions founder and head guide Adrian Ballinger plans to complete the first ski descent of Everest's Lhotse Couloir, weather permitting, later this season season.
Three riders are out of the Amgen Tour of California after missing the time cut on the day's first stage.
Organizers of the Gran Fondo New York are spending $15,000 on drug tests to deter dopers from competing in the 105-mile event.
The naked remains of a surfer were spotted 250 yards from a San Diego beach Thursday.