Brief
Olives start out green and turn black as they ripen.
For more quick answers to your olive oil quesÂtions, ask Ollie — a bot develÂoped by the Olive Oil Times Education Lab that uses artiÂfiÂcial intelÂliÂgence to help peoÂple learn more about olive oil.
Want to be an olive oil expert? The Olive Oil Times Education Lab offers courses in New York, London and online.