Articles on Colour vision

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Dusk during the second day of the day-night Sheffield Shield match between Queensland and New South Wales at the Gabba, Brisbane, in October 2016. AAP Image/Dave Hunt

Pink balls in day-night cricket could challenge players at sunset

New research shows pink cricket balls can be extra difficult to see in those crucial minutes when day turns to night during play.
Australian bowler Mitchell Marsh receives the pink ball during the Test match between Australia and New Zealand at the Adelaide Oval. AAP Image/Dave Hunt

We need to ditch the pink ball in day-night test cricket

The pink ball introduced to this year's day night cricket test can be difficult to see for some players, especially if they are colour blind. There is a better choice of colour.
Australian surfer Mick Fanning, seen here surfing at Snapper Rocks on the Gold Coast, has decided to change the colour of his surfboard. No more yellow. AAP Image/Jesse Little

Mick Fanning changes his surfboard colour from ‘yum yum yellow’

The recent shark attack was enough to convince Australian surfer Mick Fanning that the colour of his surfboard may have been a factor. But what do sharks actually see in the water?
The mantis shrimp has 12 types of visual cones. Klaus Stiefel/Flickr

Inside the colourful world of animal vision

As humans, we live in a colourful world, but differences in visual systems means that not all animals see the world in the same way. Unlike other aspects of an object such as size or mass, colour is not…