Physicists have measured the smallest gravitational field ever recorded, in an experiment that could help in the search for a unified theory of physics. Of the four fundamental forces known to physics ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. Can you please explain to us how awesome this is, and what you hope the ...

Despite intensified efforts, measurements of the gravitational constant continue to fail to converge, as Terry Quinn explains. The 1986 CODATA (Committee on Data for Science and Technology) evaluation ...