To predict when we’ll have a truly useful quantum computer, we need to know precisely what one is. Columnist Karmela Padavic-Callaghan finds that’s harder to pin down than you might think ...

The race to build larger and more powerful quantum computers has mostly focused on ...

OptQC Corp. (Head Office: Toshima-ku, Tokyo; CEO: Kan Takase), a developer of optical quantum computers, is pleased to announce the official launch of the ...

As their response, quantum security experts have come up with a new cryptographic methodology, called Quantum Key ...

Imagine shining a flashlight across a dark room. You can predict exactly what the light will do: travel in a straight line from one point to another. That seems obvious, because in the world we see ...