In quantum mechanics, particles do not behave like everyday objects. Instead of existing in one clearly defined state, they ...

A new theory proposed by researchers at the Stevens Institute of Technology, Colorado State ...

What if the flow of time isn’t as one-way as it seems? Researchers from the University of Surrey have uncovered evidence that in the strange world of quantum physics, time could theoretically run both ...

Add Yahoo as a preferred source to see more of our stories on Google. Bizarre New Physics Theory Says Our Universe Has Three Dimensions of Time Clocks might be far more fundamental to physics than we ...

Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that describe gravity, quantum fields and the structure of spacetime now allow ...

The original version of this story appeared in Quanta Magazine. To catch a glimpse of the subatomic world’s unimaginably fleet-footed particles, you need to produce unimaginably brief flashes of light ...

“This retroactive idea. It has to be that,” says Nobel Prize-winning mathematical physicist Sir Roger Penrose, reflecting on a problem about the building blocks of reality that has dogged physics for ...