Tiny robots tackle major tasks

09/26/2013 | ASME.org

The tiny, self-cleaning hairs on a gecko's foot that enable the creature to climb walls and the way some lizards avoid drag in the water are the subjects of study for the development of tiny robotic devices by Carnegie Mellon mechanical engineering professor Metin Sitti. One of Sitti's pill-sized robots is even capable of performing biopsies inside the body, and smaller work is envisioned. "We can now build robots that can manipulate scales: nanoparticles, DNA," Sitti said.

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