Posted on July 15, 2015July 15, 2015 by Jeremy CherfasNibbles: Grass, Rust, Maize, Yoghurt Grass diversity. Photos of inflorescences. Well, what were you expecting? Diseases from centres of diversity are deadlier. At least, sometimes. Maize domestication: all it took was one little bitty mutation. NPR does yoghurt. Or yogurt, actually.