Quantum computing has promised to transform everything from drug discovery to cybersecurity, potentially solving problems ...

Google's quantum lab just cleared a barrier that has quietly set the ceiling on how powerful a quantum computer can ever get, and the implications reach well beyond a single research paper.

A quibit in a magic state is prepared in a very specific blend of the states 0 and 1 (occupying a mixture of states is a specialty of quantum computers). Fed into a calculation, it is used up to ...

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Google's Willow chip cut errors 40x on the scarce “magic states” quantum computers burn through, a step toward smaller, useful machines—and toward ones that could threaten today's encryption.

According to Google, Q-Day—the point at which modern encryption becomes obsolete in the face of quantum computers capable of breaking it instantly—is approaching. Google suggests the day may arrive as ...

Google’s quantum breakthrough: 40x fewer magic state errors on Willow, boosting fault-tolerant computing prospects.

Alphabet's Google Quantum AI introduced its Willow quantum chip in December 2024. Willow notched two major achievements right off the bat. First, it was able to reduce errors exponentially as more ...

IonQ and Rigetti Computing are two popular pure-play quantum computing stocks.

IonQ, D-Wave, and QCI are worth a closer look.

Quantum computers have an inconvenient problem: they're magnificently efficient at making mistakes. These marvelous machines could one day solve problems that would bring even the most powerful ...

Quantum computers are kept at temperatures near absolute zero to keep heat from affecting them. Dilution refrigerators ...