A few years back, Google made waves when it claimed that some of its hardware had achieved quantum supremacy, performing operations that would be effectively impossible to simulate on a classical ...

Building useful quantum technologies—from sensors to computers—requires generating highly complex entangled states, in which ...

US scientists have connected a novel 20-qubit quantum computer to Frontier, the world’s most ...

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 ...

Researchers from Caltech and Oratomic, a Caltech-linked startup, published findings on March 31, 2026, arguing that a useful quantum computer capable of running Shor’s algorithm on real cryptographic ...

Forbes contributors publish independent expert analyses and insights. Founder and Principal Analyst, Cambrian-AI Research LLC This voice experience is generated by AI. Learn more. This voice ...

Precise measurements show that future quantum computers may need to correct for errors caused by interference between neighboring quantum dots Figure 1: False-colored scanning electron microscope ...

Walking the show floor at CES 2026, you might think we’re on the precipice of the quantum age. Between the debut of a consumer-facing chatbot trying to force quantum’s “ChatGPT moment” and hype for ...

For the past year, I kept bringing the same story to my editor: quantum computers are on the edge of becoming useful for scientific discovery. Of course, that has always been the goal. The idea of ...

Earlier this year, IBM disclosed that it was nearing $1 billion in cumulative signings related to quantum computing. The tech giant works with hundreds of partners, including established companies, ...