Hi Tech & Innovation

New detector paves the way to large-scale optical neural networks

For the first time, researchers have used a surface normal nonlinear photodetector (SNPD) to improve the speed and energy efficiency of a diffractive optical neural network (ONN). The new device lays the groundwork for large-scale ...

Security

Two European spyware firms added to US export blacklist

The U.S. Commerce Department added two Europe-based spyware companies to its technology export blacklist on Tuesday for developing surveillance tools deemed to have threatened U.S. national security as well as the privacy ...

Machine learning & AI

Q&A: If art is how we express our humanity, where does AI fit in?

The rapid advance of artificial intelligence has generated a lot of buzz, with some predicting it will lead to an idyllic utopia and others warning it will bring the end of humanity. But speculation about where AI technology ...

Computer Sciences

Three questions about quantum computing and secure communications

A radically different type of computing technology under development, known as quantum computing, could in theory decode secure communications and jeopardize military communications, critical infrastructure, and financial ...

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