Boeing says it doesn't know how to construct an anti-gravity machine, but three Dearborn, Michigan teenagers did it and plan to enter their craft in the Detroit Science Fair. The lightweight, triangle-shaped craft flies without the aid of fans, jets or an engine.
Luke Duncan, age 16, says they want to find out if their machine is really...
Michelle Delio writes in wired.com that antigravity devices are being developed that could eventually change the world as we know it. The devices are known as "lifters." When charged with a small amount of electrical power, they levitate, apparently able to resist Earth's gravitational forces.
Currently, the devices can only levitate...