From Time One: Discover How the Universe Began

It starts like a textbook physics experiment, with a ball attached to a spring. If a photon strikes the ball, the impact sets it oscillating very gently. But there’s a catch. Before reaching the ball, the photon encounters a half-silvered mirror, which reflects half of the light that strikes it and allows the other half to pass through. http://ow.ly/ruwgN

 

New Experiments to Pit Quantum Mechanics Against General Relativity |...

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Physicists have devised experiments that can probe the interface between quantum mechanics and general relativity.