Found and Explained Official on MSN
The TR-3B Black Manta - America’s most famous anti-gravity spy plane
The TR-3B Black Manta sits at the center of one of aviation’s strangest black project legends, a silent black triangle ...
The TR-3B Black Manta is linked to decades of black triangle sightings and claims of an advanced propulsion system using pressurized mercury, nuclear energy, and plasma to reduce mass and signature.
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