Engineers have developed a new soft magnetic hydrogel that can be 3D-printed into microscopic structures.
From sorting chicken nuggets to screwing in light bulbs, Eka’s robots are eerily lifelike. But do they have real physical smarts?
USB wasn’t even a gleam in an engineer’s eye when the Sega Master System hit the market in 1985. Today, we’re up to USB 4 or something, and the USB C connector is becoming a ...