A plasma cutter looks similar to an arc welder, but instead of joining metals, the job here is to cut through them quickly and accurately. We’ve been looking at the technical aspects so we can help ...

Plasma cutters are ridiculously cheap these days, just cruise by the usual online sources or your local Harbor Freight if you’ve got any doubt about that. But “cheap” and “good” don’t always intersect ...

If you've built a custom classic truck, chances are you've had to deal with cutting metal-it may have been removing or modifying something old or installing something new. And, if you're like most ...

Plasma is superheated, compressed air that ionizes to form a conductive gas. This gas conducts electricity from the torch of the plasma cutter to the work piece, through a electrode and copper nozzle ...

The fourth state of matter HF Contact or Pilot Arc Plasma gouging, too Anyone working in a fabricating shop or machining operations comes face to face with a steady stream of science and technology ...

Plasma cutting uses hot jets of plasma to cut through a wide array of materials, especially those that are electrically conductive. With a watermelon or a steak, the results are a little less reliable ...

Wookiepedia, the Star Wars Wiki, says that lightsabers have no feel because the "blade" has no weight. All the heft is in the hilt. That means a lightsaber-wielder has no definitive sense of the light ...

Little Shop of Physics has built a miniature plasma cutter using a pencil lead together with 4 x 9 volt batteries and a couple of clips allowing you to cut through aluminium foil. Watch the video ...

Well, our cyberpunk-weapons-making friend Patrick Priebe has been at it again. Having previously built things like a gauss rifle, a rotary-blade-shooting crossbow and an Iron Man laser gauntlet, he ...