A little wonder, every day

A pistachio is a drupe

AI-generated cover illustration / Титульна AI-ілюстрація showing pistachio fruit with its outer hull and naturally split inner shell. Illustrative, not a documentary photograph.

AI-generated educational cutaway / Навчальна AI-ілюстрація of the outer hull, hard shell, and seed, with one intact fruit for comparison. Not a botanical specimen photograph.

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AI-generated cover illustration / Титульна AI-ілюстрація showing pistachio fruit with its outer hull and naturally split inner shell. Illustrative, not a documentary photograph.

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Pistachios are commonly called nuts, but botanists classify their fruit as a drupe, like a peach or apricot. The edible kernel inside the hard shell is the seed. As the fruit matures, the shell of many cultivated pistachios naturally splits, though the outer hull can remain intact.