If you’ve ever short-circuited a car battery, you’ve seen the pitting and damage a few sparks can cause. Smart minds realised that controlled sparks could erode metal very accurately, in a process now ...

Just as practical nuclear fusion has been “only 20 years away” for the last 80 years or so, the promise of electrical discharge machining (EDM) in the home shop seems to always be just around the ...

The development of extremely durable materials, which are challenging to manufacture but extensively employed in the nuclear, aviation, and many other industries, is a result of technological and ...