• Artist, dying of heavy metal poisoning from working with mussel shells, speaks from experience about environmental pollution.
    “I’m now 59 years old, and my quality of life is poor. But while I continue to work, even though it’s more difficult every day, I feel a terrible sadness. When we talk about environmental damage, we speak of declines in populations. Numbers and species. But I’ve experienced the suffering… ... read more
    Source: Paul Mirel’s websitePublished on 2018-12-02
  • Question and answer: 2018-11-24
    1. Harley (who told me today that she builds electrical circuits with her dad for fun): How can you make something (e.g. the wire polarizers) thinner than hair? Hi Harley! Keep up with the electronics! It’s how the world works these days! A brief diversion: First computer program ever: Ada… ... read more
    Source: Paul Mirel’s websitePublished on 2018-11-25
  • Inge Ginsberg and the TritoneKings: Death Metal
    If you want a long life, laugh at death. https://www.youtube.com/watch?time_continue=0&v=TUxOnM0daAk Inge Ginsberg (now 93) survived the Holocaust and became a spy for the Americans during WWII, smuggling arms to fight the Nazis. She married a composer and they wrote songs together in the 40’s and 50’s that were sung by… ... read more
    Source: Paul Mirel’s websitePublished on 2018-11-22
  • Emperor of the World
    Jeff Bezos is trying to become Emperor of the World. He’s succeeding. Don’t fund him. Don’t buy from Amazon, Zappos, Whole Foods, Audible, Fabricdotcom, etc. Protective orders against FOIA requests is not acceptable. “Under agreement between Amazon and Virginia, the commonwealth will give the company written notice about any FOIA… ... read more
    Source: Paul Mirel’s websitePublished on 2018-11-14
  • Sensors Workshop
    LiDAR_sensor_readout.ino https://learn.adafruit.com/adafruit-vl53l0x-micro-lidar-distance-sensor-breakout   ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-27
  • BitCoin individualism at the expense of societal collectivism
    BitCoin mining uses a staggering 0.5% of the entire human use of electricity. https://sluggerotoole.com/2018/10/12/bitcoin-must-die/ How big is 0.5%? NASA’s entire annual budget is 0.5% of the US Federal Budget. ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-14
  • The very first computer program was written by a woman, Ada Lovelace
    Anyone who tells you that coding is for men only is not only a misogynist, but also does not know the history of the profession. Meet Ada Lovelace, First Computer Programmer, And The Social Technologist Who Founded Day In Her Name ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-12
  • Microchip design principles were developed by a (transgender) woman.
    If you are reading this on a computing device (computer, phone), thank Lynn Conway. The principles on which all microchips are designed were developed by a woman, Lynn Conway. She was a transgender woman, and brilliant and unstoppable even in the 1960s, even in the face of a huge personal… ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-12
  • Without art, there is no society.
    Source: Paul Mirel’s websitePublished on 2018-10-11
  • Just 100 corporations are responsible for 71% of greenhouse gas emissions
    https://www.theguardian.com/sustainable-business/2017/jul/10/100-fossil-fuel-companies-investors-responsible-71-global-emissions-cdp-study-climate-change ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-11
  • Using Arduino clock timing to avoid processor lockup
    blink_at_pin_180820.ino ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-07
  • Arduino Intro Lesson Plan
    IDE Download the IDE. https://www.arduino.cc/en/Main/Software (Integrated Development Environment, the software you need to run on your laptop so that your laptop can talk to the Arduino) Plug in the Arduino to your laptop USB port. Set the board and port in the IDE. Blink Example Load the Blink Example, check the… ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-07
  • Arduino Uno Datasheet
    ARDUINO_V2 datasheet ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-07
  • Neopixels
    #include <Adafruit_NeoPixel.h> int const pixel_count = 36; int const output_pin = 6; Adafruit_NeoPixel led_strip = Adafruit_NeoPixel(pixel_count, output_pin, NEO_GRB + NEO_KHZ800); void setup() { led_strip.begin(); led_strip.show(); } Commands: (0 to 255 for brightness, red, green, blue.) led_strip.setBrightness(brightness); led_strip.setPixelColor(address, red, green, blue); led_strip.show(); ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-07
  • Very clear explanation of the causes of sea level rise
    https://mobile.twitter.com/SadieRyan/status/1047193265265659904 ... read more
    Source: Paul Mirel’s websitePublished on 2018-10-04

Leave a Reply