Quantum Computers

Researchers say the new network will be unhackable and able to coordinate systems to unprecedented levels. Many of the deeper implications, however, cannot be foreseen.

A remarkably simple change in the codes used to correct errors in quantum computers could half the number of destabilizing mistakes in these systems.

"Jiuzhang" would be the most powerful quantum computer in the world, capable of performing some tasks 100 trillion times faster than the world's fastest supercomputers.

A new online training course introduces students to quantum concepts, including superposition, qubits, encryption and many others.

We're one step closer to having quantum internet, but wait, what is quantum internet?

For the first time, a quantum computer has solved a task that Google says would be impossible for the most advanced supercomputers in the world.

They're getting really good, really, really fast.

This quantum computer can see many futures at once.

The "arrow of time" went backward inside this tiny quantum computer.

Scrambled particles provide a window into a black hole's heart.

A new technique for quantum computing could bust open our whole model of how time moves in the universe.

Parrondo's paradox takes losing odds and turns them into a win.

In an unprecedented feat, physicists packed three qubits into each of six particles. The implications could be staggering.

Pulses of light from infrared lasers can speed up computer operations by a factor of 1 million, and may have opened the door to room-temperature quantum computing.

Physicists have pushed quantum computing one step closer to becoming a reality.

Acoustics go nano.

The Chinese satellite Micius has once again shattered records, this time enabling practical quantum encryption between Beijing and Austria.

Turns out, there's a quantum speed limit.