But blueberries have no blue pigments. If you’ve ever mashed a blueberry, you will know they are dark red. A study by the University of Bristol shows how blueberries appear blue by tricking our ...

blueberries have no blue pigments – if you’ve ever mashed a blueberry, you will know they are dark red. A study conducted by the University of Bristol shows how blueberries masquerade as blue ...