Metal 3D printing has long promised aerospace-grade parts at desktop scale, but titanium has stubbornly resisted that vision. A new approach called cold metal fusion is changing that equation, turning ...
As a US Marine Corps combat engineer serving in Iraq, Jim Monroe used MacGyver-like hacks to repair mine rollers. Meant to detonate and clear mines, these heavy studded wheels are mounted on the ...
An array of powder-metal parts. Powder metallurgy was practiced long before ancient artisans learned to melt and cast iron. Egyptians made iron tools using PM techniques back in 3,000 B.C. The ancient ...
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