One truly elegant hypothesis of physics is the "zero-energy universe" hypothesis. It proposes that the net sum of the energy in the universe perfectly equates to zero. According to the idea, if ...

In classical physics, energy conservation holds true in all closed systems. In quantum mechanics and relativistic contexts, the principle still holds but with additional considerations for mass ...

If “you constantly threaten people with the possibility of mass deportation, it really inhibits peoples’ ability to function in society and for their kids to get an education,” said Hiroshi ...

“Care will continue as normal and we do not anticipate any changes,” said a spokesman for Mass General Brigham, in a statement. “Should agencies issue regulations implementing these changes ...