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AI can be brilliant when put to proper use, but it also has some major downsides

I can’t decide if this is genius or a new way to injure myself in the kitchen. The inventors behind this company have made a chef’s knife that vibrates at ultrasonic frequencies. This kind of tech is

Spotting cancer with computer vision. Pulling together weather data for better predictions. Solving long-running research quandaries such as protein folding. These are useful tasks for AI that benefit

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Still eager to merge real and virtual worlds? Apple certainly hopes so

From core temperature to blood glucose, the latest wearables promise to unlock previously unimaginable gains. Rob Kemp investigates whether real-time bio-tracking provides insight or just distraction