A head, and heart, for the lowly potato

David Tay loves potatoes. And lives them, too. At Peru’s International Potato Center, he’s trying to save 4,600 varieties native to the Andes – just as potatoes get a closer look all over the world. Chaucha amarilla, anyone?

Tater tots: In the International Potato Center’s 'growing room,' scientists keep watch over the youngest potatoes.

Photos by Sara Miller Llana

August 13, 2008