via SmithsonianHalf a billion years ago, the continents were quiet. Earth’s animals—represented largely by shelled mollusks, armored arthropods, and a smattering of wriggly, jawless fish—breathed with gills, not lungs, and hunted their prey at sea. But sometime, possibly during the Silurian (the geologic period spanning 443 million to 416 million...
Articles from Adafruit Industries
John Park’s CircuitPython Parsec: Bicolor LED Matrix @adafruit @johnedgarpark #adafruit #circuitpython
Drive a bicolor LED matrix in CircuitPython to create a stylish, randomized “thinking computer display”.Learn more about CircuitPythonBicolor LED Matrix: https://www.adafruit.com/product/902 Circuit Playground Bluefruit: https://www.adafruit.com/product/4333 Proto Gizmo: https://www.adafruit.com/product/4320