Galaxies on MSNOpinion

Theory of relativity in action

In Interstellar, Miller’s planet orbits close to the black hole Gargantua, where gravity is so strong that time runs much ...
Confining and rotating extremely cold atoms or molecules within atomic “Ferris wheels” made from laser light could test ...
In 1992, three physicists began an argument about how many numbers we need to fully describe the universe. Their surprisingly ...