Samsung is hiding its ads that made fun of Apple’s removal of headphone jack
All the code is on GitHub.
If you are interested in Morse code or in learning how to write a pretty substantial application using the Blue Pill and the Arduino IDE (or any other similar processor), this is a great exposition that is also a practical tool.
Sounds like a chunk more LoRa/LoRaWAN transmissions coming to Germany 
Regulator says lithium-ion batteries create “unacceptable risks”
Mysterious, Ancient Radio Signals Keep Pelting Earth. Astronomers Designed an AI to Hunt Them Down.
