Scientists have unveiled a new approach to powering quantum computers using quantum batteries—a breakthrough that could make future computers faster, more reliable, and more energy efficient.

Building large-scale quantum technologies requires reliable ways to connect individual quantum bits (qubits) without ...

A light has emerged at the end of the tunnel in the long pursuit of developing quantum computers, which are expected to ...

New pre-print describes codes that “move” logical ancilla qubits up and down to significantly reduce the error rate ...

Due to their error-prone hardware, quantum computers have not yet found practical use. One promising solution is quantum error correction: special methods are used to find and correct errors in the ...

Scientists in the United States have developed a new type of “optical cavity” that ...

Encrypting quantum information enables unlimited copies ...

Quantum computers are designed to solve complex problems outside the scope of classic computing. Classic computers use ...

Quantum computing promises extraordinary power, but that same power may expose new security weaknesses. Quantum computers are expected to deliver dramatic gains in processing speed and capability, ...

Researchers and tech companies are in a global race to develop quantum computers that can solve hard scientific problems that conventional computers can’t, and that they hope can eventually support ...

Small, pure-play companies and tech leaders are involved in this field.