Ball bearings can be used in a variety of applications from medical and aerospace technology to packaging equipment, electronics, office technology, and even high-end yo-yos. Since these components ...

In this video, I'll show you how to make a wootz steel ingot from bearing balls. Then from this material to make a pukko knife. If you liked it, don't forget to subscribe to the channel and like it.

If the utility of an invention were somehow derived from the genius of its inventor, it would be pardonable that so many sources trace the idea for the ball bearing to a 1497 drawing by Leonardo da ...

Tim Bowdler, the chief executive of regional newspaper group Johnston Press, is an unlikely media mogul. Having worked in the engineering, ball bearings, steel, power and construction industries, he ...

This is part of a Globe and Mail series in which Beijing correspondent Nathan VanderKlippe looks at China’s present and future challenges before his return to Canada. Inside the dim corridors of the ...