Recent content by JustWatching

What do you mean that "it is certain that there isn't, since there are no negative gravitational charges." ? Wouldn't it be easier to just put a Big Mass inside a nuclear reactor, switch the reactor on/off, and measure any force applied to the mass in the two different situation?

Hi All, Can somebody tell me what's the speed of the Graviton? As for Cherenkov Radiation, does exist a similar effect for Graviton? Thanks