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 ...

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

In a pinch for extra screen space on your PC but don't have a second display? Use this simple USB trick to turn your Android ...

Just one more nail in the coffin: the B251 uses an external power brick. The monitor isn't small overall, nor thin by any means, and it only needs 60 watts. Relying on a desk-cluttering external power ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative study ...

The study compared CGM to regular fingerprick testing on blood glucose readings after consuming commercial or home-made smoothies or a glucose drink as a control. There has been a major increase in ...

Sometimes you really need to know what the weather is doing, but you don’t want to look at your phone. For times like those, ...

Here’s how Vanessa Phillips went from “I don’t know what I wanna to do with my life” to landing a product in thousands of stores nationwide — and what you can steal from her playbook. Keep up with ...