Photosynthetic structures called iridoplasts give Begonia pavonina an iridescent blue appearance and help it survive in low light. (Matthew Jacobs) ...

Glashütte Original presented its Pavonina women's collection during the 63rd Berlinale International Film Festival at Direktorenhaus on February 11, 2013. (Photo by Dominik Bindl/Getty Images for ...

The Begonia pavonina that lives in the dim rainforests of southeast Asia has metallic blue leaves. What is behind this color and how does it help the tropical plant adapt to its environment?

THE Sabellidæ are one of the few families of Polychæte worms which have successfully penetrated into fresh water. One of us has previously observed at Loch Ine, Co. Cork, that Sabella pavonina ...