Inertia friction welding joins two metal objects by spinning one at high rates of speed, then pressing it against the stationary piece. The friction heats both pieces and makes a weld sturdy enough for drive shafts, jet engines, spacecraft, and other machinery where joined pieces will endure tremendous stresses.
Here's some others (skipping to the good stuff):
This vintage video shows the process around the time it was first invented in 1960, though the film has a jump in it right at the best part!
There’s reading for pleasure, and then there’s reading for fuel; absorbing the great ideas in nonfiction books so you can apply them in your own life. In today’s hectic pace, it can be difficult to find the time to do that reading – especially for the entrepreneurs and professionals who can benefit the most from […]
Breaking into the big leagues as a project manager isn’t done overnight, but there are principles that anyone can learn, and they’re applicable to nearly any business. No matter what your field, if there are multiple teams working toward a common goal, you’re going to need a roadmap. The Project Management Professional Certification Training Suite […]
On the one hand, nostalgia is “a corruption of the historical impulse,” according to William Gibson. On the other hand, “Super Mario Bros.” will never not be cool. Luckily, there’s a way to satisfy that retro gaming while still keeping an eye on the future: The GameShell Kit. This thing is simultaneously the last handheld […]