A South Korean physicist has proposed a theoretical framework that could support the unification of quantum mechanics and the ...

Quantum information theory is a field of study that examines how quantum technologies store and process information. Over the ...

In July 1925, physicist Werner Heisenberg wrote a letter to Wolfgang Pauli sharing his new ideas about what would eventually become known as quantum theory. A hundred years later, that theory has been ...

The nature of quantum entanglement remains an outstanding problem in physics. But Albert Einstein's theories, along with insights from quantum computing, could finally put the mystery to rest. When ...

Physicists are quietly rewriting the rulebook for how we might cross the gulf between stars, not by bolting bigger rockets to ...

The pioneer of quantum computing talks about how Albert Einstein would have reacted to his experiments, the hype around the ...

A strand of hair cuts across a laser beam, creating interference fringes on the wall of a science museum in New York City. High-school students use the spacing between bands to calculate the hair’s ...

A quantum mechanical trick called 'spin squeezing' is widely recognized to hold promise for supercharging the capabilities of the world's most precise quantum sensors, but it's been notoriously ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. This year is the International Year of Quantum Science and Technology, according to ...

Every year, Santa Claus races around the globe in a matter of hours to bring presents to children all over the world.

In the deadly game Russian roulette, a player loads a gun with a single bullet, spins the cylinder to randomize the bullet’s position, and turns the potentially lethal weapon on their own self. But in ...