A quantum computer has "quantum supremacy" when it can do a calculation that's impractical for a classical computer to do because it would take too long to be useful.

WSJ reporter Asa Fitch gives a primer on what quantum computing is, explains what Microsoft’s potential breakthrough could mean and projects where the real-world future of this tech could land.

A quantum computer with 4 qubits can in theory handle 16 times as much information as an equally-sized conventional computer and will keep doubling in power with every qubit that’s added.

Quantum computers have been hyped as machines that can solve almost any problem. Yet it is becoming clearer that their ...

When looking at the business (or lack thereof) for IonQ, the near future looks a lot like the past: research and development.

Quantum computing ready businesses. Most businesses do not view post-quantum encryption as critical to their security plan in 2025, says GlobalData principal analyst Steven Schuchart, noting the ...

Yes, quantum computers do pose a threat to VPNs. When these machines will be powerful enough (i.e. on Q-day), they will be able to crack the encryption algorithms used by VPNs.

What can quantum computers do for humanity? on whatsapp (opens in a new window) Save Simon Mundy. Published March 17 2025. Jump to comments section Print this page.

The importance of quantum-resistant tokens . Quantum-resistant tokens are vital for safeguarding the security, integrity and long-term viability of blockchain networks as quantum computing evolves.

Tim Beyers: Quantum computing is not here yet, but the infrastructure to make the quantum future is already here, and it is growing and growing quickly. This is a space that we're going to watch.

Businesses ready for quantum computing. Most businesses do not view post-quantum encryption as critical to their security plan in 2025, says Steven Schuchart, an analyst at GlobalData, Just Food ...