Butterfly-inspired nanostructures can sort light
Curved patterns could find use in photonics, telecommunications
![green hairstreak butterfly](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/06/061116_scivis_feat_free.jpg?fit=860%2C460&ssl=1)
GREEN SHEEN The green hairstreak butterfly’s color is due to a nanoscale surface on its wings that reflects light. Researchers have now re-created this structure in the lab.
ATOSF/ISTOCKPHOTO