Wave were down sharply after Nvidia’s Jensen Huang said that “very simple quantum computers” could be 20 years away.

The long wait outlined by Huang for "very useful quantum computers" throws cold water on a sector that was already expected ...

Nvidia Corp. CEO Jensen Huang spoke at Nvidia's Analyst Day and made it clear: "very useful" quantum computers are likely decades away.

Scientists hope to harness the powers of quantum computers to solve unprecedented problems ... “Our goal is to build a model ...