Light polarization is an interesting phenomenon that is extremely useful in many situations… but human eyes are blind to detecting any polarization. Luckily, [David] has built a polarization-sensitive ...

Raspberry Pi boards are no longer constrained – these days, you can get a quad-core board with 8 or 16GB of RAM to go around, equip it with a heatsink, and get a decently comfortable shop/desk/kitchen ...