NOAA Alerts Space Weather Message Code: WARK04Serial Number: 4100Issue Time: 2022 May 09 0436 UTC WARNING: Geomagnetic K-index of 4 expectedValid From: 2022 May 09 0436 UTCValid To: 2022 May 09 0900 UTCWarning Condition: Onset NOAA Space Weather Scale descriptions Read more…
Day: 10 May 2022
Shortwave Radio Resurrected….
Canada’s CTV News reports shortwave radio, used by spies for decades to send encrypted messages, is being resurrected for the war in Ukraine The story says: According to Dr. Andrew Hammond, curator and historian at Washington, D.C.’s International Spy Museum, Read more…