Governments and tech companies continue to pour money into quantum technology in the hopes of building a supercomputer that can work at speeds we can't yet fathom to solve big problems.

Rigetti's stock could make a comeback in 2026, but it will likely be based on the broader market's risk appetite. Rigetti may rise in tandem with its peers, but unless it can secure some major quantum ...

Quantum computing won’t break Bitcoin in 2026, but attackers are already preparing. Here’s how crypto is moving toward post-quantum security, and how ready it is.

Quantum communication saw major progress, including longer-distance demonstrations and systems that operate closer to ...

Researchers find a way to purify photons, clearing major hurdles for faster quantum computers and ultra-secure networks.

Is quantum computing really a threat to Bitcoin? A clear, data-driven reality check on crypto’s quantum risks, timelines, and ...

"Quantum" may seem like a useless buzzword, but quantum computing is a real thing, and it's actually understandable even if ...

The Defiance Quantum ETF QTUM provides broad exposure and trades at roughly 23 times cash flow. Not cheap, but not insane for a sector where winners might return 50 times. It's up almost 40% so far ...

Quantum computers promise to solve problems far beyond the reach of today’s machines, but there is a stubborn obstacle ...

Summarywith Microsoft, Atom Computing, and QuEra leading efforts to deliver small, error-corrected machines. enabling error ...

Using ultracold atoms and laser light, researchers recreated the behavior of a Josephson junction—an essential component of ...

Rigetti's technology is much faster than IonQ's, but more error-prone.