By adding citric acid and squid ink to a cellulose-based polymer, researchers created a variety of structurally colored ...

By twisting light just right, scientists can now unlock dual hidden images from a single metasurface—ushering in new ...

Browse 2,400+ rhombus shape clip art stock illustrations and vector graphics available royalty-free, or start a new search to explore more great stock images and vector art. Illustration of a gold ...