By A Mystery Man Writer
Maybe the title's "antigravity spaceship" aim is too high (it's a long way 'till there), but Tesla, followed by other scientists along the last century
We Are All Aliens - Journal #91
8 Electricity free ideas free energy, alternative energy, sustainable energy
How Do Space Ships Make Artificial Gravity? - Ask an Astronomer
SETI: How scientists really search for intelligent life beyond
120 Vimana ideas aircraft design, model airplanes, aircraft
Calaméo - Jacques Vallee - UFOs - The Psychic Solution (1977)
The 44 Best Sci-Fi Movies Of All Time
The visitors from deep space baffling scientists
Atmospheric Anti-Gravity/hover based models
Alien Dreams: The Surprisingly Long History of Speculation About
Why We Need Artificial Gravity for Long Space Missions
Can Science Cure Death? It Sure Looks Like it.
UFO Anti-Gravity Technology?
Starship Enterprise: The Extended Mission
How to Build a UFO-like Anti Gravity Spaceship - The Green Optimistic