Quantum mechanics is rich with paradoxes and contradictions. It describes a microscopic world in which particles exist in a ...

For more than a century, modern physics has rested on two towering frameworks that do not quite agree with each other.

Right now, quantum computers are small and error-prone compared to where they’ll likely be in a few years. Even within those limitations, however, there have been regular claims that the hardware can ...

What does the passage of time look like for a truly quantum object? The world’s best clocks may soon be able to answer this question, testing how time can stretch and shift in the quantum realm and ...

Physicists have transformed a decades-old technique for simplifying quantum equations into a reusable, user-friendly "conversion table" that works on a laptop and returns results within hours. When ...

Suppose you’re a CIO or senior application planner, and you need to understand whether you should dig into quantum computing ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one physicist says he has resolved them. When you purchase through links on our site, ...

Detailed price information for Quantum Computing Inc (QUBT-Q) from The Globe and Mail including charting and trades.

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, ...