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Science  30 Jun 2000:
Vol. 288, Issue 5475, pp. 2279e-2279
DOI: 10.1126/science.288.5475.2279e

In this week's issue, Jager et al. report the development of what may be the world's tiniest robot yet: a microfabricated arm that can manipulate objects the width of a human hair. Science Online features five video clips of the microrobot arm in action—flexing its minuscule fingers, rotating at the “wrist,” and grasping glass beads a mere 100 micrometers in diameter.

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