Eliza Barclay

Los Angeles chef Roy Choi helped launch the food truck movement. Now he wants to blend high and low cuisine to combat food deserts. He's challenging the tyranny of junk food in the inner cities, and is pushing other chefs to think about how they can contribute to food justice in their communities.

It's National Kale Day, folks. That prompts the question: Has the kale love gone too far? As we make kale the health halo food du jour, we risk turning it into the Gwyneth Paltrow of the vegetable world — a perceived goody two-shoes that, deservedly or not, everyone loves to hate on.

Some states may run out of program funding by next week, while others have enough for October.

Doctors have other ways to explain why wheat makes some people sick, like the hygiene hypothesis.

Chefs are the masterminds behind restaurants that enable and celebrate indulgence and gluttony. So when they do weight loss challenges, the messages are mixed.

Urban farmers are eyeing rooftops that are already green as potential sites to grow food. But there are big obstacles to rooftop farming — from permitting to transporting water and soil to the top of a building.

The region has an alarmingly high incidence of rotted teeth, and heavy soda consumption is a big reason why, dentists and health advocates say. So they're beginning to target the food stamp program to ban recipients from buying soda with their vouchers.

Atkins Nutritionals says a renewed faith in the low-carb approach to dieting is helping the company grow again. It has launched a low-carb frozen food line and is plowing millions into advertising to win back dieters.

Chipotle is betting that it can sell even more burritos by lambasting Big Food companies that drug animals in the name of profit. That's the message of a new short film and game the company launched Thursday that takes a cue from advocacy films like The Meatrix.

Wasted food creates billions of tons of greenhouse gases, and it costs us precious water and land. The rice lost in Asia and the meat wasted in rich countries contribute most heavily to the problem.