Jim Walmsley’s report from his Grand Canyon Rim-to-Rim and Rim-to-Rim-to-Rim FKTs.
An in-depth video interview (with transcript) with Scott Jurek after he set the supported speed record for the Appalachian Trail in 2015.
A video interview (with transcript) with Kilian Jornet about his speed record on Mount Denali.
Ben Nephew reports on his FKT of the The North-South Trail in Rhode Island in the spring of 2013.
Dakota Jones’s much delayed Grand Canyon R2R2R FKT (since broken) report.
Mike Foote shares the story of his and Justin Yates’ running of a Zion Traverse FKT in May 2013.
Rob Krar’s account of his Grand Canyon Rim-to-Rim-to-Rim (R2R2R) Fastest Known Time (FKT).
Dakota Jones reflects on records in wake of many of his being broken.
Geoff Roes examines the downsides to the Fastest Known Time trend.
An interview with Andy Anderson on breaking Kilian Jornet’s Grand Teton FKT, as well as his Longs Peak roundtrip FKT.
A video interview (with transcript) with Kilian Jornet about his Grand Teton FKT and upcoming run at the 2012 Pikes Peak Marathon.
A preview of Gary Gellin and company’s attempts to break Killian Jornet’s Tahoe Rim Trail FKT.
A look at why Fastest Known Times why might be a good alternative to races.
Dakota Jones’ account of running the Zion Traverse across Zion National Park.
AJW looks at the 2011 women’s ultrarunning performance of the year.