WiFi is an excellent protocol, but it certainly has its weaknesses. Its range in even a normal home is relatively limited, so ...

Our hero checks in at a hotel in some exotic locale, and the desk clerk says, “Ah, Mr. Barker, there’s a letter for you.” Or ...

Radio experimenters often need a variable capacitor to tune their circuits, as the saying goes, for maximum smoke. In decades past these were readily available from almost any scrap radio, but the ...

Since e-ink first hit the market a couple decades back, there’s always murmurs of “that’d be great as a second monitor”— but ...

Ultralight aviation provides an excellent pathway for those who want to fly, but don’t want to get licensed. These quite ...

The rotary evaporator (rotovap) rarely appears outside of well-provisioned chemistry labs. That means that despite being a ...

There was a recent recall of so-called ‘radioactive shrimp’ that were potentially contaminated with cesium-137 (Cs-137). But contamination isn’t an all-or-nothing affair, so you ...

These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

The 1993 Pioneer LaserActive certainly ranks high on the list of obscure video games. It was an odd duck; it used both a ...

There’s something uniquely satisfying about a pen plotter. Though less speedy or precise than a modern printer, watching a ...

Immersive audio is the new hotness in the recording world. Once upon a time, mono was good enough. Then someone realized ...

Beyond the simple world of basic PLA filaments there is a whole wild world of additives that can change this humble material ...