Physicists have long struggled to unite quantum mechanics—the theory governing tiny particles—with Einstein’s theory of ...

The magnum opus of particle physics is far from complete, requiring physicists to devise many alternatives—some weirder than ...

The demonstration marks an important step toward practical quantum communication networks. During the experiment, researchers ...

Quantum mechanical effects are known to be easily disrupted by disturbances from the surrounding environment, commonly ...

More than a century before quantum mechanics was born, Irish mathematician William Rowan Hamilton stumbled onto an idea that would quietly foreshadow one of the deepest truths in physics. While ...

Research Ireland-backed Equal1 is bringing quantum computing out of the lab and aiming for widespread commercial deployment ...

The errors that quantum computers make are holding the technology back. But recent progress in quantum error correction has ...

One of the biggest promises of quantum computing is the ability to simulate molecules ...

Chinese scientists have cracked a long-standing puzzle in quantum optics, creating a tiny device that spits out pairs of ...

Satyendra Nath Bose, a 30-year-old lecturer in colonial India, wrote a five-page paper in 1924 that solved a problem Albert ...

Electrons in graphene break a key law of metals and reveal a strange quantum fluid. The discovery has surprised scientists.

According to a new theory, our universe developed from a “pre-inflationary multiverse” made of particles in quantum superposition.