More than two dozen people have died after eating contaminated cantaloupes. Food safety advocates say outbreaks like these could have been prevented under a new law. Diane and guests explore what’s holding up food safety rules.
Will tomorrow's U.S. supermarket stock 10 kinds of potatoes? Potato geneticist Chuck Brown hopes so. He's been working to introduce the American market to purple, orange and red potato varieties, and bring back the sizzle potatoes once enjoyed.
Oyster farmers have developed coping strategies for the higher levels of carbon dioxide that make it hard to grow oysters off the West Coast. But some scientists warn that the problem is only going to get worse.
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