What is a quantum computer? - New Scientist
In a quantum computer, the basic unit of memory is a quantum bit or qubit. Qubits are made using physical systems, such as the spin of an electron or the orientation of a photon.
Record-breaking quantum computer has more than 1000 qubits
Oct 24, 2023 · The world’s first quantum computer to exceed 1000 qubits has more than double that of the previous record holder, IBM’s Osprey machine, which has 433 qubits.
Is Google's new Willow quantum computer really such a big deal?
Dec 9, 2024 · Google has unveiled a new quantum computer and is once more claiming to have pulled ahead in the race to show that these exotic machines can beat even the world’s best conventional ...
Are quantum computers now advanced enough to need operating …
Dec 18, 2024 · A quantum computing start-up is developing its own operating system to run quantum machines, akin to Microsoft Windows or macOS on a standard computer. The hardware for quantum …
IBM will release the largest ever quantum computer in 2025
Dec 30, 2024 · IBM is planning to build the largest quantum computer so far, by linking together smaller machines to create one with a recording-breaking number of quantum bits, or qubits.
Quantum computers: The world's first buyers' guide - New Scientist
Quantum computers: The world's first buyers' guide With the first quantum computer already on the market, and more in the offing, should you splash the cash?
Quantum computers don’t always need more qubits – just add chaos
May 5, 2025 · To create useful randomness in a quantum computer, you could add more quantum bits, but using quantum chaos does the trick too
IBM quantum computer beat a supercomputer in a head-to-head test
Jun 14, 2023 · Researchers at IBM pitted their 127-qubit Eagle quantum computer against a conventional supercomputer in a challenge to perform a complex calculation – and the quantum …
Qubit breakthrough could make it easier to build quantum computers
May 29, 2025 · A Canadian quantum computing start-up claims its new qubit will enable much smaller and cheaper error-free quantum computers. But getting there will be a steep challenge. To correct its …
Quantum computers have finally arrived, but will they ever be useful ...
Feb 11, 2025 · Technology Quantum computers have finally arrived, but will they ever be useful? Hundreds of quantum computing firms around the world are racing to commercialise these once …