Wow – so maybe some truth to these UFO sightings after all….
From article less than 10%
“ The US government approved a patent for a spacecraft that uses anti-gravity (“repulsive gravity”), mass reduction and non-conventional (non-explosive combustion) propulsion. This form of propulsion possibly means no flames or explosions, but perhaps near-silent electromagnetic field propulsion.”
Continue reading –
patents.google.com/patent/US10144532B2/en
AC