Power is the most important thing in road bicycle racing like the Tour de France. If you want to move along on a bike at a constant speed, you have to use energy. There are no free rides. But there is ...

The numbers have been out there for decades. Drafting behind another runner, the data suggests, could save an elite marathoner as much as six minutes. It’s scarcely believable—which is probably why ...

Business Insider asked an etiquette expert what employees should avoid doing when sending an email. When writing an email, it's best practice to include both an appropriate greeting and a closing.

At highway speeds and on race tracks, air behaves less like empty space and more like a thick, invisible fluid that can be shaped, stolen, and weaponized. The difference between running alone in ...

Many firefighters are accustomed to using “wet” hydrants, or hydrants supplied by a pressurized water source. For some departments, it’s so routine to fight fires and handle other incidents using ...