An interview with 47-year-old Emma Roca.

Ultrarunner Mike Ambrose’s journey toward creating the new Salomon Ultra Glide trail running shoe.

An essay about preventing perfection from being the enemy of progress in running and life.

A video review of the Saucony Peregrine 11.

An in-depth profile of runner, fisherman, scientist, and outdoor nonprofit founder Andrew Todd.

iRunFar’s 2021 Western States 100 prediction contest.

Sabrina Little discusses technology’s positive and negative effects on running.

An in-depth preview of the men’s race at the 2021 Western States 100.

The Running on Science column uses current scientific understanding to address three running myths.

An in-depth preview of the women’s race at the 2021 Western States 100.

This Week In Running’s trail and ultra recap for June 14, 2021.

AJW writes about his first DNF in a long ultrarunning career.

iRunFar’s experts share their best trail running shoe picks from the more than 200 available trail shoe models.