Science, Tech & Innovation News

Laser-shooting watch lets you control devices via midair hand gestures

February 18, 2025 | Ben Coxworth
If you're tired of using a boring ol' remote for controlling your devices, you might like the CenWatch. It's a smartwatch that scans the underside of your hand, allowing you to make multiple commands via simple midair hand gestures.

Bike makers invited to ditch the derailleur for combined motor/gearbox

February 18, 2025 | Paul Ridden
Many ebikes sport a derailleur to giver riders more flexibility than single-speeders. There are exceptions that combine gears with the motor, such as Pinion and Valeo. And now there's another, as Scotland's Intradrive system goes into pilot production.

Hand-worn sensor helps stop nocturnal scratching – without waking its user

February 18, 2025 | Ben Coxworth
As everyone knows, scratching at chronically itchy skin only makes the problem worse. A new device is claimed to help stop dermatitis patients from doing so while they sleep, without waking them up in the process.

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