It looks like time travel, closed timelike curves, quantum mechanics, and quantum entanglement are once again at the centre ...

Creating quantum entanglement inside a solid material is tricky in the lab – but crystals buried in the earth could be ...

Physicists are investigating whether quantum mechanics enables information to travel back in time, leveraging phenomena like ...

Even if it is impossible to travel in time, there might be more hope for sending messages backwards, a new paper argues, ...

Alex Pruden said the asymmetry between acting on a post-quantum signature scheme today and waiting for certainty about quantum-computing hardware timelines means Bitcoin developers should move from ...

Seven dimensions theory: Researchers suggest extra dimensions could create torsion fields that stop black hole evaporation, preserving information indefinitely. Backward time messaging: Physicists ...

We’re not talking about more powerful computers—we're talking about different ones," says the scientist, who sees a hybrid ...

Q-CTRL’s latest results are likely to intensify debate over how close quantum computing truly is to commercial relevance.

A strange kind of matter that “ticks” forever without energy input has just taken a major leap toward real-world use. Known ...

Scientists have pulled off a mind-bending quantum experiment that sounds almost impossible: they showed that tiny metal ...

Black holes live forever, at least according to general relativity. Once material crosses a black hole's event horizon, it is ...