To predict when we’ll have a truly useful quantum computer, we need to know precisely what one is. Columnist Karmela Padavic-Callaghan finds that’s harder to pin down than you might think ...

The company says it has cracked the code for error correction and is building a modular machine in New York state. IBM announced detailed plans today to build an ...

The race to build larger and more powerful quantum computers has mostly focused on ...

Advances in recent years suggest we are entering the Quantum Frontier Era. National security, science, economic competitiveness, and cybersecurity will all feel the impact.

Microsoft started 2025 with the introduction of its Majorana quantum chip, nearly eight years after its quantum language breakthrough. The computing giant's chip advancement kicked off a fiery ...

Since the 1990s, evidence has been growing that quantum computers should be able to solve a range of particularly complex computational problems, with applications in everything from supply chain ...

Imagine a computer that could solve incredibly complex problems at a speed we can't yet fathom and bring about breakthroughs in fields like drug development or clean energy. That is widely considered ...

Imagine shining a flashlight across a dark room. You can predict exactly what the light will do: travel in a straight line ...

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 ...