New study finds “messy” microscopic structures on petals of some flowers manipulate light to produce a blue colour effect that is easily seen by bee pollinators. Researchers say these petal grooves evolved independently multiple times across flowering plants, but produce the same result: a floral halo of blue-to-ultraviolet light.
The Cambridge Animal Alphabet series celebrates Cambridge's connections with animals through literature, art, science and society. Here, K is for Kingfisher. Look out for them among the swamp cypresses at the Botanic Garden, where the secrets behind their cyan and blue feathers are being studied by an extraordinary collaboration of scientists.
Intensely coloured low-cost films made from cellulose could be used in place of toxic dyes, or to detect counterfeit materials.
African fruit ‘brightest’ thing in nature but does not use pigment to create its extraordinary colour11 Sep 2012
Unique blue fruit’s colour does not fade even after a century