One paper finds that attacking the bitcoin blockchain through quantum mining would demand the energy output of a star.

Two companies that are racing to develop a photonic quantum computer using photonic qubits are PsiQuantum, based in Palo Alto ...

New research indicates that, with the right hardware, cracking Bitcoin's encryption is getting closer to being possible.

Most simplifies the complex process of quantum computing as "it can be 0 and 1 at the same time." That is not an explanation ...

A consensus attack on the chain could compromise its proof-of-stake (PoS) system, the mechanism by which validators ...

According to a study by engineers at Caltech and the UC Department of Physics, quantum computers do not need to be nearly as ...

A high-performance silicon-based quantum processor has been developed in which the spins of nine phosphorus nuclei — divided into two groups, or registers — and two shared electrons act as quantum ...

Quantum processors operate in environments engineered to eliminate nearly all external interference. That just might make ...

Quantum computing breaktrhroughs including new hardware, smarter algorithms, and clearer signs of “quantum advantage,” bring ...

Paris-based quantum computing startup Alice & Bob has announced a stunning breakthrough in quantum computing: its qubits can now resist bit-flip errors for more than an hour. That’s four times longer ...