Discover how to create a detailed motorized scooter model using mainly cardboard and recycled materials. This step-by-step ...

Discover how to make a DIY hand-powered mobile phone charger using simple materials such as two small DC motors and a piece of cardboard. This step-by-step tutorial covers mounting the motors, wiring ...

AC induction motors are everywhere, from ceiling fans to vehicles. They’re reliable, simple, and rugged — but there are some disadvantages. It’s difficult to control the speed ...

The electric vehicle revolution has created market forces to drive all sorts of innovations. Battery technology has ...

The delivery of the Stryker infantry fighting vehicles will form one piece of the country’s effort to re-equip its forces, which includes F-16 fighter jets and new air defence systems. On the show ...