HN
Hacker News
Top
New
Best
Ask
Show
Jobs
Comment by sciurus | Hacker News Reader
Parent
Full thread
sciurus
·
D-Layer absorption is way up.
https://www.solarham.com/globald.htm
View on HN
wglb
·
Here is what aurora does to Morse code
https://youtube.com/shorts/TKm0VHL5Qc8?si=P3HDDpkao-ir-jJ1
Reply on news.ycombinator.com