See towering cardboard sculptures of Philly landmarks at artist Kambel Smith’s first big ...
For years, artist Kambel Smith worked tirelessly on the front lawn of his family’s Germantown rowhouse, creating finely ...
Electronic Design2 天
Hacking a Better Night’s Sleep: A DIY Project Guide
You all should be familiar with this equation: Gain = R2/R1. The human brain, on average, is between 500 to 1000 Ω in ...