If you really want to get the most from your bike a smooth, reliable gear change is a must.

BBC: Sport

Similarly, by adjusting the parameters of the mathematical model, it is possible to change the design of the virtual car, trying out different gearboxes and gear ratios, or adjusting the suspension.

ECONOMIST: Car design

Humans may never have the ability to change into the Incredible Hulk when angry, but donning one of these may soon make the robotic gear in scenes from Alien and Iron Man seem less like science fiction fantasy and more like a new world of enhanced abilities for everyone.

FORBES: Coming Soon: Amazing Superpowers For The Masses