An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...
If you’ve got an RTL-SDR compatible receiver, you’ve probably used it for picking up signals from all kinds of weird things. Now, [Jaron McDaniel] has built a tool to integrate many ...
There’s no evidence that drinking cold water is bad for most people’s health. Both cold and room-temperature water will keep you hydrated. Some people believe that drinking cold water is a bad habit ...
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