To explore this phenomenon, [C Scott Ananian] developed a mod for the Watchy open-source smartwatch, which lets it detect carbon dioxide. The idea behind the build is simple. If you’re around ...

Writing in IEEE Spectrum, he took a kit called a Watchy and put it through its paces for you. Watchy is an open source product that uses an ESP32, an E-ink display, and costs about $50.

Hurricane Rafael has shift and is now moving west into the Gulf of Mexico and towards the Texas-Mexico border. See impacts ...

Hope and Steffy not moving more than a few inches in the scenes made it even more must-watchy." And a third replied: "Steffy ...

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