In one little corner of YouTube is a small but vibrant community sharing videos about gearboxes of their own design, particularly those with very high ratios or other quirky features. Adherents of the ...

In most mechanical systems, metal gears that bend are a bad thing. But not so for strain wave gearing, which is designed to take advantage of a metal gear flexing to achieve an action much like ...

If one is going to get into the asteroid mining business, one needs to prove that you can do something with what's brought back. That seems to be the thinking behind Planetary Resources' presentation ...

Just a few months after partnering with the nation’s largest engineering firm, Bellevue-based asteroid-mining company Planetary Resources announced a new investment from a 3D printing giant. 3D ...