This article was updated March 6, 2023. It was originally published Aug. 1, 2001. Gears—even plastic ones—need to be lubricated if engineers are going to coax the best performance out of them. In the ...

The pressure generated by hand-powered grease guns, for the most part, is dependent on the strength of the person operating it. “It takes a strong guy to produce 5,000 psi with a normal grease gun,” ...

This article was taken from the December 2012 issue of Wired magazine. Be the first to read Wired's articles in print before they're posted online, and get your hands ...

Grease is critical for keeping your rigs safe. But if you aren’t an expert, using grease correctly can be like trying to solve a mystery. While conventional wisdom may suggest one thing, the truth may ...