IEEE Spectrum on MSN
See the sky like never before with a DIY eyepiece
So I decided to build a low-cost DIY amplifying eyepiece, to make it easier for visitors to observe deep-sky objects but ...
I assumed Windows’ default settings were harmless. It turns out, several quietly track more than you’d expect—but they’re easy to fix.
I put the latest security brands through harsh drop tests to see which cameras from Arlo, Nest, Ring and others survived.
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