A hundred years ago, quantum mechanics was a radical theory that baffled even the brightest minds. Today, it's the backbone ...

Quantum computers could revolutionize everything from drug discovery to business analytics—but their incredible power also ...

Researchers in Germany have created a new photonic chip that precisely controls quantum light without disrupting fragile signals.

Researchers from the University of Waterloo's Faculty of Science and the Institute for Quantum Computing (IQC) are ...

Quantum computing promises extraordinary power, but that same power may expose new security weaknesses. Quantum computers are expected to deliver dramatic gains in processing speed and capability, ...

For quantum computers to outperform their classical counterparts, they need more quantum bits, or qubits. State-of-the-art ...

A team of researchers at the University of Waterloo have made a breakthrough in quantum computing that elegantly bypasses the ...

A new year, a new quantum computing breakthrough: D-Wave, one of the quantum industry’s rising stars, announced “an industry-first breakthrough” on Tuesday as it works to make quantum computing ...

Wedbush initiated coverage on Quantum Computing stock. Although the stock is falling, investors seeking exposure to quantum computing would be wise to keep Quantum Computing stock on their radars.

Kara Greenberg is a senior news editor for Investopedia, where she does work writing, editing, and assigning daily markets and investing news. Prior to joining Investopedia, Kara was a researcher and ...

Pure-play quantum computing stocks have performed strongly throughout 2025. One outlier is Quantum Computing Inc., whose shares are trading 50% below prior highs. Investors may have tired of Quantum ...

Quantum computing promises a new generation of computers capable of solving problems hundreds of millions of times more quickly than today’s fastest supercomputers. This is done by harnessing spooky ...