Machine learning & AI

US, China, EU: Three paths to regulating AI

The United States, China and the European Union are taking different paths to govern artificial intelligence, as calls grow worldwide to rein in its most powerful systems.

Engineering

How to head into VR without wearing a headset

A person wearing bulky goggles, turning awkwardly in circles and reaching out to grab something that isn't there—that is the image many of us have of virtual reality, and one that researchers at Kyushu University want to ...

Engineering

Solar cells gain efficiency by emitting light in fewer directions

Solar cells absorb sunlight and convert it into electricity. This process, however, is not perfect, and a large part of the solar energy is simply lost along the way. Some of it is lost as heat, while photons with insufficient ...

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