The technology sector has a bad habit of switching from one hot investment idea to the next.

Rigetti and D-Wave are betting on very different paths to quantum supremacy.

Amid the poor performance of quantum computing stocks in 2026, Infleqtion starts trading today as a public company after a SPAC merger.

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The breakthrough addresses concerns that powerful quantum computers could eventually crack encryption standards to leave vulnerable financial systems, government communications, health data and media.

A method for making quantum computers less error-prone could let them run complex programs such as simulations of materials more efficiently, thus making them more useful ...

The people who know IonQ, Rigetti, and D-Wave best are sending an unmistakable signal to investors.

What business leaders need to do right now. Right now, criminal and state-sponsored hackers are intercepting and storing encrypted data they cannot yet decode. Likely targets include everything from ...

The Bitcoin network took its first step towards quantum-computing resistance with the addition of BIP 360 to its repository.

The collaboration of TU Wien with research groups in China has resulted in a crucial building block for a new kind of quantum computer: The realization of a novel type of quantum logic gate makes it ...