In the previous part of this blog series, i-Robot: A new approach to robotics to make our life easier and safer, Part 6, I described robots that can assist people that are not self-sufficient. There ...

A wheeled bot rolls across the floor. A soft-bodied robotic star bends its five legs, moving with an awkward shuffle. Powered by conventional electricity via plug or battery, these simple robotic ...

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Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A wheeled bot rolls ...