The fruit of Africa's marble berry (Pollia condensata) is a true living gemstone, sporting a stunning metallic blue sheen that never fades. Only the berries aren't actually blue in the sense most of ...

In the tropical forests of Australia and Southeast Asia grows a tree that might just be the champion of blue fruits. Its name? The blue quandong, or Elaeocarpus angustifolius. It boasts an intense, ...

An African fruit shines brighter than butterflies, without using pigment. Scientists reveal how microscopic structures create a blue glow so intense it lasts decades, and why evolution chose this ...

That rainbow of fruits sitting in your kitchen isn’t just pretty to look at. The vibrant hues of your apples, berries, and citrus fruits are actually nature’s way of signaling what’s happening beneath ...