The day when a quantum computer manages to break common encryption, or Q-Day, is fast approaching, and the world is not close ...

Shares of IonQ surged 20% on April 14 to $35.76 after the quantum computing company landed a U.S. defense research contract, ...

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

Quantum circuits are supposed to gain power as they grow longer, but noise changes the picture. A new study finds that earlier steps in these circuits gradually lose their impact, with only the final ...

A team of physicists set out to test some of the most exciting claims in quantum computing—and found a very different story. Instead of confirming breakthroughs, their careful replication studies ...

Quantum hardware and software are advancing rapidly – and our online encryption systems need to change to stay ahead.

A team developing light-sensitive cancer drugs has won a US$2-million Quantum for Bio (Q4Bio) prize for demonstrating a ...

As US defence research agency DARPA starts a programme to upend the dominant quantum computing architecture it says will fail ...

A new ultra-fast technique allows scientists to track how quickly quantum information disappears. This breakthrough could ...

A major obstacle in the development of powerful quantum computers is the growing number of cables required to control a ...

Part one explained the physics of quantum computing. This piece explains the target — how bitcoin's encryption works, why a ...

The Princeton Quantum Initiative’s Ph.D. program is helping pioneer a field that promises to define the next era of discovery ...