The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

The sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...

There is more choice than ever before in 2026 for mini e-readers. Prior to this year, the industry-wide mentality was bigger is better. However, a few new brands have emerged that are enticing users ...

Arduino has just announced the Arduino Matter Discovery Bundle (AKX00081), an all-in-one development kit designed to help ...

Simple toys that one can make with a 3D printer include a card-sized crossbow, a stacking puzzle game, and a one-piece glider ...

It looks like a cute little dolphin-themed toy, but the Flipper Zero is a surprisingly powerful learning tool for hacking. Here's how I mastered mine—and how you can, too.

Matt Denton]’s SpoolBot is a surprisingly agile remote-controlled robot that doesn’t just repurpose filament spool leftovers.

Raspberry Pi under-cabinet clock shows time and weather; free 3D-print files and a no-API-key weather service, built for glance viewing.

Meshtastic has been experiencing a bit of a renaissance lately, as the off-grid, long-range radio text messaging protocol gains a ton of new users. It’s been used to create mesh networks in ...

Don’t start with moon shots. by Thomas H. Davenport and Rajeev Ronanki In 2013, the MD Anderson Cancer Center launched a “moon shot” project: diagnose and recommend treatment plans for certain forms ...

Tired of spam texts that just won't stop? Your phone comes with built-in protection, but it might be turned off by default. Here's how to fix that on both iPhone and ...