If you work with virtual machines, perhaps to spin up a clean OS install for testing, historically you have either bitten the bullet and used one of the commercial options, or spent time getting ...

Every year lightning strikes cause a lot of damage — with the high-voltage discharges being a major risk to buildings, ...

These days, if you are in the market for a capable digital voltmeter, you might as well consider getting one with an ...

The Intel 8051 series of 8-bit microcontrollers is long-discontinued by its original manufacturer, but lives on as a core ...

The word “Schlieren” is German, and translates roughly to “streaks”. What is streaky photography, and why might you want to ...

We don’t often consider using do-it-yourself projects as a hedge against the apocalypse. But [The Thought Emporium] thinks we ...

The 1970s saw a veritable goldrush to corner the home computer market, with Tandy’s Z80-powered TRS-80 probably one of the most (in)famous entries. Designed from the ground up to be as cheap ...

Some readers may recall building a line-following robot during their school days. Involving some IR LEDs, perhaps a bit of LEGO, and plenty of trial-and-error, it was fun on a tiny scale. Now ...

Although there are some ferries and commercial boats that use a multi-hull design, the most recognizable catamarans by far are those used for sailing. They have a number of advantages over ...

Business cards are a simple way to share contact information, but a memorable design can make them stand out. [Jeremy Cook] ...

You’re designing an oscilloscope with modest storage — only 15,000 samples per channel. However, the sample rate is at 5 Gs/s ...

When you’ve had some kind of injury, rehabilitation can be challenging. You often need to be careful about how you’re using ...