Sygaldry raises $139M to build quantum computers for AI

Led by quantum computing pioneer Chad Rigetti, the company aims to make AI models faster and more energy-efficientANN ARBOR, Mich., April 14, 2026 (GLOBE NEWSWIRE) -- Sygaldry Technologies, Inc.

AI Helped Spark a Quantum Breakthrough. The World 'Is Not Prepared'

New research suggests quantum computers capable of breaking internet encryption may arrive sooner than expected—with AI ...

A 100x Faster Breakthrough Could Fix Quantum Computers’ Biggest Problem

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

Why quantum computing stock keeps going up

Good news for Nvidia could be great news for Quantum Computing stock.

Quantum computers are coming to break our codes faster than anyone expected

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

The Best Quantum Computing Stocks to Buy Today

Pure play IonQ holds the world record for the most accurate quantum computing. Microsoft and Alphabet serve as excellent ...

Could IonQ Be the Next Multibagger?

IonQ just grew its revenue by over 400% year over year.
Seeking Alpha

Quantum Computing Inc. and Ciena Demonstrate Next-Generation Quantum-Secured Communications with High-Speed Encryption using PQC and QKD at OFC 2026

HOBOKEN, N.J., March 11, 2026 /PRNewswire/ -- Quantum Computing Inc (QUBT). ("QCi" or the "Company") (Nasdaq: QUBT) an innovative, quantum optics and integrated photonics technology company, and ...

Xanadu stock takes another quantum leap, triggering five TSX trading halts

Xanadu began trading on March 27 on the TSX and Nasdaq after combining with a publicly listed special purpose acquisition ...