We knew our engine hacks theme would come down to an argument ... much thrust [Berto]’s motor can put out, but it is a nice bit of MacGyverism to build a boat motor out of spare parts.

A smith may dunk a freshly forged sword into a bucket of oil or water to make the metal harder, or a craftsman with a drill bit might treat it with an extremely cold temperature to keep it from ...

Plus, check out these 30 tool hacks you should know by now. Chances are you’ve seen the trick of using electrical tape to mark a drill bit when you want to stop a hole at a specific target depth.