![](https://www.sciencealert.com/images/2024/07/bluespotted-ribbontail-ray-02.jpg)
Never-Before-Seen Method For Making The Color Blue Found in Stingray Spots
Bluespotted ribbontail rays create blue in a unique way, researchers report in a new study. Novel nanostructures give the stingrays their eponymous spots, the study shows, intricately contorting light on the rays' skin to form a vivid blue that doesn…