Subscribe to our newsletter for the latest sci-tech news updates. The research, published in Nature Communications, addresses one of the key challenges to engineering computers that run on light ...

The age of the commercial quantum computer is a step closer after NTT Inc. and a University of Tokyo spinoff said they aim to bring an optical quantum device to market by fiscal 2030.

Researchers use laser light to reprogram a liquid-crystal metasurface, enabling tunable optical functions for future ...

Scientists at Harvard University have shown how ultra-cold atoms can be used to freeze and control light to form the “core” — or central processing unit – of an optical computer. Optical computers ...

Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world measures one second in the near future. Researchers from Adelaide University ...

Although computers are overwhelmingly digital today, there’s a good point to be made that analog computers are the more efficient approach for specific applications. The authors behind a recent paper ...

Optical multiplication: a new technique for combining light signals could give optical computers a boost. (Courtesy: iStock/7io) Researchers in Russia and the UK have proposed a new and simple way to ...

Replacing GPUs with light. The Russian industry has shared a realistic outlook on such computers. The focus is not on ...

Researchers at the University of Pennsylvania have developed a powerful new optical chip that can process almost 2 billion images per second. The device is made up of a neural network that processes ...

Excuse me a moment—I am going to be bombastic, over excited, and possibly annoying. The race is run, and we have a winner in the future of quantum computing. IBM, Google, and everyone else can turn in ...

Since its invention by Nobel Laureate Dennis Gabor in the late 1940s, holography has found widespread use in science and engineering applications such as computational imaging, microscopy, sensors, ...