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 ...

While it may seem crazy, the idea that millions of years ago the Earth looked purple is gaining traction. Yes, you read that ...

But chlorophyll only absorbs light at the red and blue ends of the color spectrum, meaning green light gets reflected from the leaves and makes them appear green. But what if the major ...

The color of water offers information about what ... When water contains a lot of plant material, chlorophyll – a pigment plants make in their leaves – will absorb blue light and backscatter ...