A Harvard School of Public Health study of more than 50,000 nurses suggests the more caffeine they drank, the less likely they were to be diagnosed with depression. Researchers are calling for more study on why this might be.

Lemongrass is prized in Southeast Asia for lightening meat dishes and keeping powerful seafood flavors in check, as well as imparting its own unique citrusy, herbal flavor. The Thai people have also traditionally prized lemongrass as a digestive aid.

This is the first in our occasional series on how the farm bill shapes food and land use policy. In this installment, the history of the farm bill, and why it's been a matter of debate since its inception during the Great Depression.

Pupusas took the highest honor at New Yorks' seventh annual Vendy awards — a competition for the best street vendor food. Solber Pupusas is the winner of the coveted Vendy Cup. Chef Reina Bermudez makes the thick Salvadoran tortillas from maize flour and fills them with savories like pork and cheese. She told the New York Daily News that her papusas are special because she "makes everything with a lot of love."

Research shows children are hardwired from birth to prefer sweets, which may have once been an evolutionary advantage. But it appears they begin to scale back on their sugary preferences once they stop growing.

In a village near Beijing, Little Donkey Farm is trying to rebuild a tradition of organic farming in the world's most populous country. It builds on thousands of years of Chinese history, but it's also inspired by American experiences.

A recent survey by the Food Marketing Institute of more than 2,000 shoppers nationwide shows that shoppers are more concerned with prices than nutrition now, which may bode poorly for companies developing low-sodium products.

Although goats have been cultivated around the world for centuries, the practice of raising them and using their milk for cheese is a fairly recent phenomenon in the U.S. The public has been slow to accept the goat's unique flavor.