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 ...

TechRadar Pro created this content as part of a paid partnership with RS. The content of this article is entirely independent and solely reflects the editorial opinion of TechRadar Pro. Arduino turns ...

Filament at the ready.

A miniature TV that fits in your hand sounds like a joke, but this one actually works. It is tiny, usable, and built for pure ...

James Bruton’s one-ball bike balances and moves omni-directionally; each omni-wheel uses 216 bearings, but steering is ...

Nathan Reiff has been writing expert articles and news about financial topics such as investing and trading, cryptocurrency, ETFs, and alternative investments on Investopedia since 2016. Cierra Murry ...