Reviving long-lost legume species could help improve global food security and decrease world hunger.

Sauerkraut, sourdough, beer...and chocolate? They're all fermented foods that rely on microbes of various types to transform the flavor of their raw ingredients into something totally different.

Anti-nutrients naturally occur in food and can block the amount of other nutrients available for your body to use. But their effects aren't all bad, which is why they're undergoing an image makeover.