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 ...

Around the thirteenth century CE, European society was in the midst between transitioning from Roman numerals to the Arabic numerals that we use today. Less remembered are the Cistercian numerals, ...

Clocks come in many styles and sizes, with perhaps the most visually pleasing ones involving marbles. Watching these little spheres obey gravity and form clearly readable numbers on a clock has ...

You probably aren't using Windows 11 to its full potential. We reveal the Copilot AI features, customization tips, File Explorer tweaks, multitasking tools, security options, and more that you're ...

Knocking up a cleanroom isn't as hard as you might think, the rest of the job, ...

Is China’s AI off limits for you? Here’s how to get a sneak peak of what’s being used behind the digital Great Wall without compromising your privacy.