Today in 1979, a US Vela nuclear-test-monitoring satellite detected the distinctive double-flash signature of a nuclear explosion over the South Atlantic. Although a White House scientific panel later dismissed the possibility, many speculated it was a clandestine Israeli test.
In 2018, two researchers published a forensic analysis detailing "strong" and convincing radionuclide and hydroacoustic evidence of a low-yield nuclear test that, when combined with the original Vela optical data, pointed conclusively toward a test.
You can follow @AtomicAnalyst.
Tip: mention @twtextapp on a Twitter thread with the keyword “unroll” to get a link to it.

Latest Threads Unrolled: