There was an NPR story that mentioned US has satellites which can detect RADAR and I wondered about that, so I asked on twitter. Here are two nice threads of ex

There was an NPR story that mentioned US has satellites which can detect RADAR and I wondered about that, so I asked on twitter. Here are two nice threads of explanations I got in response: https://twitter.com/M_R_Thomp/status/1217510002723893250 https://twitter.com/M_R_Thomp/status/1217510002723893250 https://twitter.com/gbrumfiel/status/1217506180303663104 https://twitter.com/gbrumfiel/status/1217506180303663104