Case file · Anomaly hotspot
USS Thresher lost with all hands
On 10 April 1963 the nuclear submarine USS Thresher sank during deep-diving tests about 350 km east of Cape Cod, killing all 129 aboard, the worst submarine disaster in US history.
1963 CE · 41.77, -64.95 · status: explained
The account
The Navy's inquiry blamed a flooding pipe joint and a failure to blow the ballast tanks. Conspiracy writers have proposed sabotage or even UFO involvement; documents released from 2020 under court order show no such evidence.
Connections in the atlas
- The Hunley and the 'blue light'
- Titan and the banging in the deep
- USS Scorpion lost near the Azores
- HMS Affray and the ghost who showed the way