This food-making process takes place in the leaf in numerous cells containing chlorophyll, which gives the leaf its green color. This extraordinary chemical absorbs from sunlight the energy that is ...

I continue an informal tradition I seem to have established in recent years: celebrating Earth Day with a recipe that uses ...

Chlorophyll gives leaves their green color. When that begins to fade ... Cooler temperature also impacts the timing and brightness of fall leaf colors. “The colder it is, the more chemical ...

Vitamin A is an essential part of normal vision and a health immune system. This pretty red and green leaf is chard. And it's a powerhouse. We're talking 300% of your daily vitamin K. As well as ...