A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...
In the world of social media, “keeping receipts” refers to the practice of storing evidence that may come in handy for a ...
As locked-down as the Amazon Echo Show line of devices are, they’re still just ARM-based Android devices, which makes ...
Though it began just this year, the Pi Network already has more than 500,000 users, and it aims to be accessible to everyone with a smartphone. Nicolas Kokkalis Ph.D. ’13, Chengdiao Fan Ph.D. ’14, ...
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