For as long as people have looked for answers in the night sky, the idea of stepping into a machine and arriving in an ...

If so, laws might change when the universe itself changes phase. In the early universe, as temperatures and densities shifted, forces split apart from a unified origin. What we call “laws” may be like ...

“Quantum clocks running at the smallest scales were expected to lower the energy cost of timekeeping, but our new experiment ...

The clock the team used to demonstrate this principle consists of a pair of quantum dots coupled by a thin tunnelling barrier ...

The dream of creating game-changing quantum computers—supermachines that encode information in single atoms rather than ...