In 1958, US secretly detonated 3 nuclear devices above South Atlantic
In a clandestine effort, Operation Argus conducted nuclear tests in the stratosphere over the South Atlantic Ocean. These detonations resulted in spectacular artificial auroras and fleeting radiation belts around our planet. The mission’s intent was to shield against Soviet missile threats and radar detection systems. Yet, the swift vanishing of these barriers caused significant communication…
We haven't written up this one. Times of India has the full story — the link below goes straight to it.