Uh, radar does not detect heat ...
“Uh, radar does not detect heat ...”
https://www.eurasiantimes.com/china-says-its-heat-seeking-radar-can-detect-a-stealth-aircraft-300/
China says, “Hello”!!
My first thought. Somebody got radar mixed up with infrared when writing their clicibait.
Doubtful Iran’s nuke projects would be there, near the port.