fruits and vegetables

Kevin West, author and blogger, takes NPR's Lynn Neary to a farmers market to choose the summer's best produce for canning. "You take this experience ... and you put it in the jar. And six months from now we will re-experience that moment," West says.

A study finds there may be a way to boost some of the beneficial compounds in plants by simulating the light-dark cycle after crops are harvested. Plants use circadian rhythms to help them judge when to turn on their chemical defenses.