The idea that a fruit could appear bright, metallic blue without using any pigment sounds impossible. Yet scientists have confirmed that a rare rainforest fruit reflects an intense blue colour even ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. The quandong’s fruit appear intensely blue, but without ...

Its unique nanoscale layers reflect blue light, helping it attract birds for seed dispersal. Scientists have long believed that truly blue fruits do not exist in nature. Even common "blue" foods such ...

Native to tropical Australia, Papua New Guinea, and parts of Indonesia, the blue quandong is a tall rainforest tree with spreading branches. (Image credit: Homegrownpalmwoods/Facebook) For centuries, ...

Fourth of July celebrations may call for vibrant and patriotic dishes. A sweet addition to any party spread is a red, white and blue fruit salad to celebrate and display a love of country — and to ...

July 14 (UPI) --The U.S. Food and Drug Administration on Monday approved the use of a new blue color additive from the gardenia fruit, the fourth coloring from natural sources added in the last two ...

Scientists have discovered a rainforest fruit that exhibits an intense, metallic blue color without any pigment. This phenomenon is achieved through microscopic cellulose layers that precisely reflect ...