Farmers in Peru's Andean highlands have been consuming clay for centuries. Scientists now think it may have allowed them to eat wild potatoes,... Talking about clay makes Amilcar Apaza nostalgic for ...

Following is a transcript of the video. Medha Imam: What do you get when you combine ancient cooking methods with China's most common food? A delectable Cantonese dish and a Hong Kong favorite called ...

Talking about clay makes Amilcar Apaza nostalgic for his childhood in Juliaca, Peru, a city in the Andean highlands. He remembers gathering with his family in his grandmother's fields in the nearby ...