They can be powered and controlled by a light source.
The smart device could replace pills or intravenous injections that can cause life-threatening side effects.
By Mark Waghorn via SWNS A Terminator-style self-healing robot that detects damage and mends itself on the spot has been developed by scientists. The 'soft' machine...
"I even heard one of them ask a lady passing to press the button for them."
The small, spherical synthetic bacteria can grow and divide.
How they swim resembles the way a person’s arms move when they're doing the butterfly stroke.
They are designed to sneak into houses on reconnaissance missions.
It's modeled after how jellyfish ensnare their prey.
The study found people in the US and parts of Asia feel threatened by robots - even in industries where they aren't being used.
Researchers at the University of Minnesota watched a California two-spot octopus as it tackled crabs and shrimp.