Quantum computing remains something of a holy grail in the world of technology: It promises a huge leap in computing power, but only if someone can figure

Developments in quantum computing highlight the risk to financial institutions and national security if new encryption measures aren't developed.

Advances like these lead me to believe that useful quantum computing is inevitable and increasingly imminent. And that’s good news, because the hope is that they will be able to perform calculations that no amount of AI or classical computation could ever achieve.

Stocks of quantum computing companies jumped Wednesday after Microsoft declared this as “the year to become quantum-ready,” adding “we are at the advent of the reliable quantum computing era.” Shares of Rigetti Computing and D-Wave Quantum were both up more than 22 percent.

The boom and bust and re-boom in quantum computing stocks over the last few weeks (look for example at the price gain and collapse and re-gain of RGTI, QBTS, QUBT, IONQ and others) has drawn ...

Curious about the future of quantum computing? Rigetti Computing (NASDAQ: RGTI) has been making waves with its groundbreaking advances in quantum technology. But is this stock a buy, sell, or hold? With extreme volatility and game-changing potential,

and addresses emerging risks posed by quantum computing. The executive order follows a wave of cyberattacks attributed to state-sponsored groups from nations including China and Russia.

Ratcliffe told senators at a hearing last week that the CIA must do better when it comes to using technology like artificial intelligence to confront adversaries including Russia and China.

“But if China gets to quantum computing before we do, that’s a real problem.” Get the latest news and more great videos at NewsdayTV Credit: Newsday TV training for people with developmental ...

DeepSeek AI, favored by investors over ChatGPT, uses rapid advancements with cheaper chips as U.S. tech restrictions fuel China’s AI innovation.

Quantum computing has been on the horizon for what feels like decades. But with the explosion of artificial intelligence (AI) over the past year or so, the quantum computing future could be upon us. In 2025, there are several stocks that could benefit. Some are big tech businesses; others are specialty start-ups focused on a particular niche.

The world of quantum physics is experiencing a second revolution, which will drive an exponential leap in the progress of computing, the internet, telecommunications, cybersecurity and biomedicine.