This project provides a simple and practical solution using an Interactive Voice Response System (IVRS) that works completely ...

How one man’s trained ear may have turned ordinary sounds into a temporary way out.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney Doug Mahoney is a writer covering home-improvement topics, ...

[TheHyperFix] had a problem. He’d spied a brilliant camera slider, but didn’t want to lay out big money to acquire it. The natural solution? Build one! Only, life is seldom so straightforward. The ...

A standard telephone keypad, with four rows of three keys each. The top row consists of 1, 2, and 3, with keys continuing down in order until the last row, which is usually *, 0, and #. Such a keypad ...

This portable computer is the Raspberry Pi alternative I didn't know I needed ...

When you think of Arduino projects, your mind likely goes straight to RFID door locks, weather sensors, or automated plant watering systems. While these are undeniably pretty cool projects, you might ...

May 9, 2026 • The passage of the 1965 Voting Rights Act marked what many historians mark as the actual beginning of democracy in the US. But last week the Supreme Court gutted what was left of the ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

I wasn't aware of this one, though it launched in April: the self-explanatory Arduino AI Assistant (the AAA). There are three main, possible, development wins identified. One is to generate code more ...

Keypad phones, believe it or not, are still in use, and there is a surprising amount of variety to choose from. Some of the phones include 4G connectivity, cameras, and are built to last. If you're ...

byte rowPins[ROWS] = {0, 1, 2, 3}; //connect to the row pinouts of the keypad byte colPins[COLS] = {4, 5, 6}; //connect to the column pinouts of the keypad ...