For decades, microscopic robots lived mostly in our imagination. Movies like "Fantastic Voyage" convinced us that tiny machines would one day cruise through the human body, fixing problems from the ...

Tiny robots small enough to slip through blood vessels are moving from speculative fiction into the medical lab, promising treatments that work from the inside out. Instead of relying on scalpels and ...

Stanford mechanical engineer Renee Zhao is developing new devices to treat disease – like a tiny robot that can travel through the vascular system to shrink blood clots in the brain. Stanford ...