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

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

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

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

At the heart of today’s computing future lies a new kind of chip—one that could make quantum computing practical, powerful, and scalable. Scientists have been chasing this dream for decades, but one ...

Quantum computing, on the cusp of a technological revolution, is set to significantly alter the way we process and interact with data. The latest quantum computer has implications far beyond the ...

Quantum processors operate in environments engineered to eliminate nearly all external interference. That just might make them perfect dark matter detectors.

The very first computer to make use of the bizarre and unintuitive properties of quantum mechanics was born out of a collaboration between major universities and International Business Machines (NYSE: ...

There are currently about 80 companies across the world manufacturing quantum computing hardware. Because I report on quantum computing, I have had a chance to watch it grow as an industry from up ...

Alexa von Tobel is fully aware that her big bet on quantum computing may never pay off. “The risk of being too early is a real risk,” she says. She’s speaking to me via Zoom from the New York City ...