Edible holograms-for-cake

Imagine a wedding cake topped with a 3D hologram of the fêted couple. Edible holograms could someday enhance foods, say researchers at ACS Nano.  Scientists at ACS Nano have developed a laser-based method to print nanostructured holograms on dried corn syrup films.

The edible holograms could also be used to ensure food safety, label a product or indicate sugar content, the researchers say. The American Chemical Society reports.|MORE|