Butterfly wings are a bit of a mystery and “conventionally considered aerodynamically inefficient". Researchers have analysed air flow movements behind butterfly and mechanical wings ...

The wings of many Morpho butterfly males, however ... The simulation results showed such a glass pane would allow rays of light to spread more broadly than when a typical window pane is used ...

With black veins in their white wings, the species looks striking against the colourful plants in the Museum's Sensational Butterflies exhibition. The butterfly is native to rainforests and coastal ...