OpenAI has talked about how having an automated AI researcher was on its roadmap, and it’s shown the first glimpses of that ...

The long run is the backbone of marathon training. It’s the workout where you build the aerobic endurance and durability needed to conquer the final miles of your race. It also allows you to practice ...

For those who rely on the sport for identity and community, leaving it behind can feel like a form of grief. By Liz Krieger For most of her adult life, Jamie Panzarella ran most every day, often lost ...

Training for a 100-mile race can seem almost mythical from the outside, as if the only way to finish is to stack endless miles, check off monster long runs, and possess a willingness to suffer more ...

You’ve decided to become a runner—exciting! The first step is easy (whether you’re picking up a new midlife hobby, need a fresh fitness goal to stay motivated with, or you’ve just always wanted to be ...