"Where did my pet go?" If you have a pet, you've probably asked this question at least once. One moment they're playing ...

Software projects that improve your network.

Everybody likes weekends. On weekends, you often drive with your family to crowded places like malls, theme parks, or circuses for outings and relaxation. But then comes one of the most frustrating ...

Setting it up is really easy.

This is one of those hacks that makes you stop in your tracks and say, “wait, you can do that!?” — before realizing, oh, yes, of course you can do that. With enough computational power, you can do a ...

While building a simpler model for particle interactions, physicists found a new representation involving pi—not a new value for pi, and not a replacement for the one you learned in school.

This IoT-enabled system continuously tracks a bedridden patient’s vital signs (ECG waveform, heart rate, and body temperature) from anywhere in the world. By combining a microcontroller (Arduino) with ...

Saturday 18th July 2026: Parts 12-15 still require updating to reflect the latest RPi4 firmware changes. Parts 1-11 are, however, updated and confirmed working (at least when built on an Apple MacBook ...

The circumference of a circle is the distance around the shape. The ability to round a number to a number of decimal places or to a number of significant figures means that answers can be written to ...

Compared to the Arduino Uno of old, modern microcontrollers are absolutely tiny — especially for the amount of processing power and I/O you get. But if you need something really small, like ...

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