Has Gravity Been Cracked? "I found plenty of evidence the U.S. had been trying, tho. I have no firm evidence now (who does?), but 20 years on from THFZP, I think it is possible the antigrav issue has been cracked. ~ @iamnickcook, Former Aviation Editor of Jane's Defence Weekly https://t.co/6TWE7wfWab [Quoted] 1 #ufo - Mark - F-18 pilot: "There's nothing that flies that high. So the odds of it being a military aircraft doing high-G loads like that? It's impossible. It's completely impossible."...

Mention Velocity