You know why anti-gravity aircraft exist? Because gravity was just a theory.
of course a theory is a hypothesis or an educated guess. gravity is density and buoyancy. wait there's no such thing as gravity so it's density and buoyancy.
In response Jim Rogowski to his Publication
Have patience; I'm a retired English teacher. Do you mean density and buoyancy as in "fat floats and muscle sinks?
In response Sierra Victor to her Publication
here's a song that explains it but kind of funny like
https://youtu.be/fAZyGasXI0E
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