In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

Gaming PCs One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool' Gaming Keyboards As an ergonomic keyboard skeptic ...

The rapidly-improving speed and versatility of digital computers has mostly driven analogue computers out of use in modern ...

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

BD (BDX), the MedTech firm also known as Becton, Dickinson, traded lower in the premarket on Monday despite posting better-than-expected financials for Q1 fiscal 2026, as its life sciences segment ...

Tired of your old Arcade games which all looks and works in the same way? Want to create a quick fun game which you can enjoy with your friends and family without using any thought? You are at the ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

What if you could get an instant SMS alert the moment a fire or smoke is detected at home or office? Through this project tutorial, you can build a fire and smoke alarm system using Arduino UNO R4 ...

Here are instructions for making a LED strip that can be controlled via an Web API. The strip can show any color combination with red, green and blue LEDs: The LED API can receive a number of commands ...

This is an arduino IDE library to control the LSM6DS3. It can be configured to use I2C or SPI with 2 instances per I2C channel or any number of SPI instances. The top-level driver, class LSM6DS3, ...