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 ...

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

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

What does the passage of time look like for a truly quantum object? The world’s best clocks may soon be able to answer this question, testing how time can stretch and shift in the quantum realm and ...

While the concept of time travel has long captured public imagination, modern physics actually approaches time in a much more subtle manner. Instead o.

For decades, quantum physics and general relativity have stood as two powerful but separate theories. Quantum physics explains the behavior of tiny particles like atoms and photons. General relativity ...

Researchers have designed a new device that can efficiently create multiple frequency-entangled photons, a feat that cannot be achieved with today's optical devices. The new approach could open a path ...

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