Workshop

The latest DIY ideas, techniques and tools for the industrial arts from metal and woodworking to CNC machining and 3D printing.

Digi-Comp II by EMSL (video)

Digi-Comp II by EMSL (video)

Wow, check out the video tour of Evil Mad Scientist Laboratories’ functional recreation of the classic educational binary computer Digi-Comp II. Several weeks ago, we talked about bringing our giant Digi-Comp II to Maker Faire. But now we’re back, and we wanted to show everyone how it works– not just the many folks who came […]

Math Monday: The Squared Square

Math Monday: The Squared Square

If you are a cabinet maker, geometry is essential to all the lengths and angles that you calculate. The cabinet shown here goes further and presents the solution to a rather difficult dissection problem. This is the simplest perfect squared square. The entire area is a square and it is divided into squares of distinct integer sizes.

Drug Cartels Building DIY Tanks

Drug Cartels Building DIY Tanks

From BBC News: “Mexican soldiers have destroyed four “narco-tanks”, lorries fitted with steel armour thought to have been made for the Gulf drug cartel. The vehicles were seized in a garage in Camargo, in the northeastern state of Tamaulipas. Authorities said the cartel used the tanks, fitted with air-conditioning and steel plates, to patrol its smuggling routes and transport drugs to the US.”

Toolbox Review: Extech EX210 Multimeter

Toolbox Review: Extech EX210 Multimeter

For today’s “Toolsday” we’ll be looking at the EX210 multimeter by Extech. It’s a mid-range meter that’ll take all your standard hobby readings like resistance, continuity, voltage, and current, but it also boasts an infrared thermometer and a backlit display. It came in handy while working on my TV-B-Gone Jacket. I used it to test […]