Video: The limonene myth

Limonene, a compound found in citrus fruits, has two enantiomers: mirror-image molecules that cannot be superimposed, like a left and right hand.

Scientists rearrange 'chaotic' citrus family tree

Oranges, grapefruit, lemons and limes are all hybrids, mixed and matched from 10 "wild" citrus species descended from a single Asian ancestor some eight million years ago, scientists said Wednesday.

Citrus: From luxury item to cash crop

New research from Tel Aviv University reveals that citrons and lemons were clear status symbols for the ancient Roman ruling elite and plots the route and evolution of the citrus trade in the ancient Mediterranean.

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