Today, the universe as we know it is governed by four fundamental forces: the strong nuclear force, the weak nuclear force, ...

The fundamental particles of the universe that physicists have ... of both the fundamental particles and the force particles associated with the four forces of nature (the strong and weak nuclear ...

Dark energy, the mysterious force that makes up 70 percent of everything in existence, was hypothesized to explain why the expansion of the universe ... a discrepancy of 4.2 sigma, a measurement ...