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Processed Food: A 2-Million-Year History

It is the dark force, we're told, behind the obesity epidemic, the death of the family farm and Tang. But humans have been “processing” food ever since we learned how to cook, preserve, ferment, freeze, dry or extract. Processed food has powered the evolution of the species, the expansion of empires, the exploration of space. Here are highlights

By Evelyn Kim

The Truth about Genetically Modified Food

Proponents of genetically modified crops say the technology is the only way to feed a warming, increasingly populous world. Critics say we tamper with nature at our peril. Who is right?

By David H. Freedman

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