The monowheel—a bizarre, one-wheeled vehicle that places its rider inside the wheel itself—has captivated inventors and daredevils for over a century. Yet despite scattered fascination, this machine ...

Aftermarket wheels can change how your car looks and feels, but choosing the right set means more than browsing cool designs.

Together with colleagues from the USA, scientists from the University of Bonn and the research institute Caesar in Bonn have used nano-structures to construct a tiny machine that constitutes a ...

The earliest evidence of the invention of the wheel pops up around 5,500 years ago in Uruk, ancient Mesopotamia, which has to go down as the most innovative society in human history. These guys, best ...