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Outside: click here for my latest articles
"Are Endurance Athletes More Susceptible to Diabetes?" (August 8, 2017)
"Your Body on Brain Doping," (August 2014)
"Your Daily Multivitamin May Be Hurting You," (November 2013)

The New Yorker: click here for my latest articles
"Schrödinger's Hack," (September 26, 2016)
"How trees calm us down," (July 23, 2015)
"What is fatigue?" (December 12, 2014)

New York Times: click here for my latest articles

"Are Physical Limits All in Our Heads?" (September 23, 2017)
"How a Fitbit May Make You a Bit Fit," (March 19, 2016)
"How Salad Can Make Us Fat," (October 23, 2015)
"Finding the Right Balance," (June 6, 2015)
"When Doping Isn't Cheating," (Nov. 29, 2104)

"Road Tripping to Australia's 'Other' Great Reef," with slide show (Apr. 3, 2013)
"Mud, Leeches and Stunning Beauty in Tasmania," (Jan. 25, 2013)
"Skiing to a Remote Retreat in the Canadian Rockies," (Dec. 14, 2012)
"Far, Maybe Too Far, Into the Yukon," (Aug. 23, 2012)
"On Quebec Fur Traders' Trail, With a Paddle," (July 1, 2011)
"Everest without the crowds" with slide show (Apr. 8, 2011) Lowell Thomas Award
"In Papua New Guinea, Trek on a Trail of War" (Oct. 22, 2010)
"In Frodo's Footsteps" (New Zealand; July 29, 2010)
"Hiking the Australian Desert Near Ayers Rock" (Nov. 29, 2009)

Runner's World: click here for Sweat Science posts (2012-2017), here for Fast Lane columns, and here for all articles
"Moonshot," (June 2017)
"What Will It Take to Run a 2-Hour Marathon?"
(October 2014) NMA nominee

The Globe and Mail:
Click here for the latest Jockology columns.

The Walrus (click here for my latest articles):
"Call of the Wild," (June 2013)
"The Race against Time," (July-August 2012)

"Faster, Higher, Sneakier" (January-February 2010) NMA nominee
"Mind Over Matter" (December 2009)
"Global Impositioning Systems" (November 2009) NMA nominee
"Breaking D-Wave" (September 2007) NMA nominee

Canadian Geographic:
"A Very Big Dig: How a giant hole will help Ontario's shift away from fossil fuels," (April 2012)

Popular Mechanics:
"Is Recycling Worth It?" (December 2008)

The Ottawa Citizen:
"Any Race, Every Weekend" (May 28, 2006) NNA winner