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, ...

As its name suggests, Timex’s linked T80 watch harks back to the 1980s. In the dark, of course, its display can be ...

You may or may not be reading this on a smartphone, but odds are that even if you aren’t, you own one. Well, possess one, ...

Canned pumpkin puree is a tried-and-true shortcut for pumpkin pie and beyond. Put a can of pumpkin to use with these sweet and savory recipes. Molly McArdle is Food & Wine's Updates Editor. She has ...