Robots are finally learning to feel when objects slip
By mimicking the split-second sensitivity of human fingertips, a new generation of machines can now catch a falling glass before it hits the floor.
For decades, robots were surprisingly clumsy because they relied almost entirely on cameras to 'see' what they were holding. If an object began to slide, the machine wouldn't realize it until it was already on the floor. Engineers in Japan have solved this by layering robotic hands with tactile arrays that can detect a slippage of just 0.1 millimeters. These sensors sample the environment 1,000 times per second, allowing the robot to adjust its grip strength in real-time, much like a person tightening their hand on a sweaty bottle.
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