A recent video of an iceberg in Los Glaciares National Park in December shows the ice slowly flipping in the water until a bright blue color is revealed. The stunning video prompted many who viewed it ...

For nearly a decade, some of the most dramatic explosions in the universe have been hiding in plain sight as brief, bright flashes of blue light. New observations now suggest these outbursts are not ...

Explore how the vulturine guinea fowl’s striking blue and white feathers serve more than beauty. From structural coloration ...

Bold hues of red, orange, yellow, blue and purple help plants and animals communicate with their own species and others in their efforts to survive. Vivid orange dart frogs warn predators of their ...