For more than 60 years, Bell's theorem has been the gold standard for demonstrating that quantum mechanics defies the rules ...

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

In the 1920s, when quantum mechanics was young, physicists Jane Dewey and Laura Chalk performed some of the first experimental tests of the theory, based on a phenomenon called the Stark effect. Later ...

On May 7, 1981, influential physicist Richard Feynman gave a keynote speech at Caltech. Feynman opened his talk by politely rejecting the very notion of a keynote speech, instead saying that he had ...

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

Explore 25 scientific discoveries that broke the laws of physics, from quantum entanglement to dark energy. Uncover ...

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 ...

Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have demonstrated, for the first ...

One hundred years ago on a quiet, rocky island, German physicist Werner Heisenberg helped set in motion a series of scientific developments that would touch nearly all of physics. There, Heisenberg ...