Online data is generally pretty secure. Assuming everyone is careful with passwords and other protections, you can think of it as being locked in a vault so strong that even all the world’s ...

Add Yahoo as a preferred source to see more of our stories on Google. A visual representation of tensor networks. (Lucy Reading-Ikkanda/Simons Foundation) Efforts to advance quantum computing are also ...

Years before emails, internet banking, cloud servers and cryptocurrency wallets, two scientists devised a way to keep secrets perfectly safe and indecipherable to eavesdropping outsiders. Their 1984 ...

A quantum computer capable of breaking the encryption that secures the internet now seems to be just around the corner. Stunning revelations from two research teams outline how it could happen, with ...

A major obstacle in the development of powerful quantum computers is the growing number of cables required to control a computer as the number of qubits increases. Researchers at Chalmers University ...

Equal1 and Dell's RacQ is the world’s first rack-mounted quantum computer for enterprise use It operates from a standard single-phase 1.6kW wall socket The system uses a built-in close-cycle ...

With billions invested and prototypes being tested outside the lab, the quantum era is starting to take shape. The unveiling by IBM of two new quantum supercomputers and Denmark’s plans to develop ...

Quantum computers pose a genuine long-term risk to bitcoin, but current fears often conflate wallet vulnerabilities with largely impractical threats to mining. New research finds that a quantum 51% ...

Bitcoin’s security relies on elliptic curve cryptography, a one-way mathematical function that makes deriving a private key from a public key effectively impossible for traditional computers. Shor’s ...

Picture a quantum computer. Are you imagining an ordinary computer, but somehow just better? If so, that would be a mistake, because quantum computers are fundamentally different. They rely on exotic ...

This article is part of a package on the future of quantum computing. Read about the most promising applications of these machines here and see an illustrated field guide to qubits here. Inside a ...