The new Q3 is an improvement over its predecessor, but we need to drive a U.S.-spec model to know how far it moves the bar.

Scientists create microscopic gears powered by light, a breakthrough for chip-scale machines—promising, but still far from ...

Being able to change the battery in your car should be one of the easiest maintenance tasks to do, but some modern cars seemingly try to hide the battery.

An American company called Global Air Cylinder Wheels (GACW) created an airless steel wheel with built-in suspension for ...

For nearly a decade, a Phoenix, Arizona-based outfit has been working on a smart replacement for the giant rubber tires that ...

The earliest evidence of the invention of the wheel pops up around 5,500 years ago in Uruk, ancient Mesopotamia, which has to ...