Genetically modified cotton in a field trial in Texas.
It's as true in today's world as it was in the antebellum South: cotton is king. The plant has been cultivated for its fiber for over 7,000 years, and today it's grown by more than 20 million farmers in some 80 countries. But while cotton accounts for nearly 40% of the fiber used worldwide to make clothing, there's one thing the plant has never been able to do well: feed people. Cottonseeds are a rich source of protein--the current cotton crop produces enough seeds to meet the daily requirements of half a billion people a year. But the seeds can be...
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