Scott Kelly left a copy of "Endurance" on the International Space Station. The veteran of the single longest mission by an American astronaut, Kelly recounts his 340 days on board the station in ...

A black and white film negative of Shackleton’s expedition to the Antarctic winter flashlight scene in the Weddell Sea, showing Endurance stuck fast. Credit: Library of Congress There are few stories ...

‘Tis the season to offer a few book recommendations. Here are a few that I’ve enjoyed this year or that I’m looking forward to cracking open in the New Year: The Bolt Supremacy: Inside Jamaica’s ...

Hilary Topper grew up next to the ocean, but she didn’t swim in it. It wasn’t until age 48, after years of physical inertia and emotional upheaval, she immersed herself in fitness and, since 2014, has ...

'Tis the season to mention a few books that the endurance sports nerd in your life might appreciate finding in his or her stocking... - The Cycling Professor, by Marco Pinotti Okay, this isn't a ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. On a frigid Saturday night in the ...