- RESEARCH HIGHLIGHT
World’s littlest light-sensing gyroscope fits on a grain of rice
![Nanophotonic optical gyroscope on rice grains](http://media.nature.com/w767/magazine-assets/d41586-018-06992-z/d41586-018-06992-z_16181920.jpg)
Rice grains dwarf a gyroscope of a type that uses light rather than mechanical components. Credit: Pooya Vahidi
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Nature 562, 311 (2018)
doi: https://doi.org/10.1038/d41586-018-06992-z