<ul><li>Researchers at Cornell University have developed magnetically controlled microbots that are small enough to diffract visible light.</li><li>The microbots utilize nanoscale hinges made using atomic layer deposition (ALD) and nanomagnet arrays for magnetic actuation.</li><li>The ability to control light at the microscale offers new possibilities for imaging and probing the microscopic world.</li><li>Potential applications include endoscopic imaging, high-resolution microscopy, and sensing magnetic fields and current in integrated circuits.</li></ul>

Magnetically controlled microbots are small enough to diffract visible light

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