How did that strange red thing on playing cards come to represent the mass of valves and muscle that is the human heart? And how did the heart come to symbolize love in the first place? Here’s the complete history, including cave paintings, Egyptian death rites, and coinage — via SymbolIX
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Maker Business — The first step in making: a PCB
Wearables — Try maximum twinkling
Electronics — Behold…the power of pseudocode.
Biohacking — All Day EEG Recording Tools
Python for Microcontrollers — PyCon US 2018 Rocked!
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