In an effort to bring together the domains of gravity and quantum theory, Albert Einstein and Nathan Rosen proposed a ...

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 ...

Time travel has long lived in the realm of science fiction, but a prominent futurist now argues that humans could effectively ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn in this story: Atomic clocks will only see a loss of 1 second in accuracy over a ...

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

One of the discoveries that fundamentally distinguished the emerging field of quantum physics from classical physics was the ...

Physicist Paul Davies’s Quantum 2.0: The past, present and future of quantum physics ends on a beautiful note. “To be aware of the quantum world is to glimpse something of the majesty and elegance of ...

Quantum computing is slowly entering the mainstream, as more people discuss the technology and its potential within ...