A metal-tipped javelin dart, a science kit with radioactive substances, and a bubble machine that gives users a high all sound like products one might find on the dark web. However, they were once ...

Pie Launcher combines an option wheel with quick gestures to launch apps in one smooth motion. By default, it displays a completely icon-free screen, but the circular pie menu pops up when you touch ...

This article is also available as a pdf version. A young man walks toward the entrance to an underground subway. As he starts down the escalator, his heart rate increases, but he continues. He ...

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Nature Machine Intelligence publishes high-quality original research and reviews in a wide range of topics in machine learning, robotics and AI. We also explore and discuss the significant impact that ...