See how Tour de France pros compare with average riders in speed, power, climbing, and more.

That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion remains hotly debated, even challenging the standard model of cosmology. A ...

Bugatti’s resurgence with the Veyron was built on that coupe claiming the production-car top-speed crown from the legendary McLaren F1. Since then, Bugatti has chased that carrot with each new ...

The F-16 Fighting Falcon has been around for decades, but it's still very much a relevant fighter jet. But just how fast is this old man of the skies?

The United States military has been operating drones for decades, but there's one Unmanned Aircraft System (UAS) that most people know: the MQ-1 Predator, which is one of the best military drones in ...

Add Yahoo as a preferred source to see more of our stories on Google. The Flash is the fastest hero in the DCU, which is a well-understood fact. Different villains occasionally appear with more speed, ...

A lot of people think Kylian Mbappe is the quickest soccer player ever. Incredibly speedy on the field, he has been compared to the world’s fastest athletes. The French striker showed off his ...