At highway speeds and on race tracks, air behaves less like empty space and more like a thick, invisible fluid that can be ...

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 ...

Everyone knows that drafting is crucial in cycling. (The finding from one of the classic studies of the topic: at the back of a group of eight riders cycling at 40 km/hr, you consume 39% less energy ...

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 ...