They’re neither white and gold or black and blue. But in an optical puzzle akin to The Dress, colourful snails are causing scientists turn to technology to definitively decide whether some snails’ shells are pink or brown.
They’re neither white and gold or black and blue. But in an optical puzzle akin to The Dress, colourful snails are causing scientists turn to technology to definitively decide whether some snails’ shells are pink or brown.