After 20 years of long-distance competition, I ran my fastest. All it took was tech, training, and a new understanding of my life.

Can the king of ultrarunning conquer a race as short as the marathon?

Can a December marathon in Northern Maine, organized by an eccentric long-distance runner, make a difference to a former mill town?

The neck-and-neck race that electrified the 1982 Boston Marathon.

Maine adopted Kenyan runner Moninda Marube as a symbol of human trafficking’s invisible casualties. But a close look at his case raises hard questions — and illustrates the challenge of investigating and prosecuting trafficking crimes.

Two very different fates at the Chicago Marathon.

A profile of 101-year-old marathoner Fauja Singh.

Captain Iván Castro, who lost his vision in Iraq, runs the Boston Marathon.

On champ-turned-coach Alberto Salazar and the New York City Marathon.

He rose from poverty to fame as a marathon champion at only 23. But was his fall from a balcony outside of Nairobi murder, accident, or suicide?

A jogging buddy collapses during a marathon, his heart suddenly finished beating. The writer goes looking for answers.