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 ...

Stop juggling between apps ...

Samsung launched Digital Home Key for Wallet, letting Galaxy owners unlock compatible deadbolts with their phones. Lose the device? Kill the key remotely via Samsung Find. The post Samsung just made ...

Ikea's new home security kit feels right at home when it comes to basic protection -- and it's refreshingly easy to use.

I've reviewed security systems from all major brands. Here are my most important recommendations when you're ready to set up your own.

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