Did you know that when flamingos are born, they are grey and their feathers are naturally white? Then… why do they display that pinkish colour? And hydrangeas, why do they show different colours? What do flamingos and hydrangeas have in common? And about the leaves of a tree…why do they change colour during the year? Did you know that eggshells present fluorescence? And finally, what do all these questions have in common?
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Science for curious minds!