Archaeologists have shed light on the origins of chocolate by tracing the spread of the cacao tree. A new study published in ...

Cacao fruits are grown on the Theobroma cacao tree. This long and curved fruit is primarily cultivated for its prized ...

A number of crops have been documented there, including corn, sweet potatoes and the cacao tree Theobroma cacao. Traces of chemicals and DNA from the plant were found on pottery, suggesting the ...