There's a lot of interest in quantum computing in the banking world, but outside specialized teams at large institutions that have invested in it, there is a lack of clarity on what it is, how it ...

Pushing against years of scepticism, an analysis suggests quantum computers may offer real advantages for running machine ...

Will algorithms designed for interconnected computers hold up if some of the machines are not here on Earth but flying about in space, onboard satellites or spacecraft? Subscribe to our newsletter for ...

Part one explained the physics of quantum computing. This piece explains the target — how bitcoin's encryption works, why a ...

Google and the XPrize Foundation have launched a competition worth US$5 million (£4 million) to develop real-world applications for quantum computers that benefit society – by speeding up progress on ...

There's no reason to be scared of AI making decisions for you in the future — computers already control your life Imagine you're a hedge-fund manager who's trying to gain an edge. To maximize returns, ...

Building on a landmark algorithm, researchers propose a way to make a smaller and more noise-tolerant quantum factoring circuit for cryptography. The most recent email you sent was likely encrypted ...

Online data is generally pretty secure. Assuming everyone is careful with passwords and other protections, you can think of it as being locked in a vault so strong that even all the world's ...

With growing focus on the existential threat quantum computing poses to some of the most crucial and widely used forms of ...

Many experts believe that once quantum computers are big enough and reliable enough to solve useful problems, the most common deployment architecture will be to have them serve as accelerators for ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.