120°

A biomimetic artificial leg with a natural gait

KurzweilAI: "Researchers at Michigan Technological University and a Mayo Clinic scientist are working on a microprocessor-controlled ankle-foot prosthesis that comes close to achieving the innate range of motion of this highly complex joint.

It has pressure-sensitive sensors on the bottom of the foot that detect how an amputee is walking. The sensors instantaneously send signals to a microprocessor, which in turn adjusts the prosthesis to make walking more natural.

The microprocessor-controlled prostheses on the market can move an artificial foot in only one direction, toe up and toe down, which is fine if you are marking time on a treadmill, said Mo Rastgaar, an assistant professor of mechanical engineering. “But in reality, we never walk in a straight line for any length of time,” he said. “When you walk and reach an obstacle, you have to turn, and there’s always something in our way.”

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kurzweilai.net
70°

James Webb Space Telescope finds 'extremely red' supermassive black hole growing

The supermassive black hole is 40 million times as massive as the sun and powers a quasar that existed 700 million years after the Big Bang.

70°

15 Tips & Settings to Get the Most Out of Vision Pro

Vision Pro is here and it’s a surprisingly capable device. Apple has also loaded the headset with a ton of options and features that aren’t obvious at first glance.

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roadtovr.com
70°

Odysseus mission to be cut short after moon lander's sideways touchdown

Engineers expect to lose contact with the private US moon lander Odysseus on Tuesday, cutting short the mission after its sideways touchdown last week.

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news.sky.com