Too much sun can ruin photosynthesis, scorching plants and other organisms that depend on capturing sunlight for energy.

Under the sea, green algae have evolved a clever way to handle too much sunlight. Scientists found that a special pigment ...

Have you ever wondered why leaves change color in the fall? Or how the trees know when to start dropping their leaves? Why ...

What species a tree belongs to is not the only factor behind the color its leave turn in the fall. How much sun and water it ...

Butterfly wings get their color in ways that almost feel impossible. Up close, each wing is made of countless tiny scales that either hold pigment or manipulate light.

Your carrot plant sends the sugar it makes down a tube called the phloem, all the way to the root. It gets stored in plant cells there. When winter comes, your carrot plant will enter a resting stage.

A chilly fall with bright, sunlit days will leads to the most vibrant color display. Rainy or cloudy days can lead to a ...

The discovery of a stone long overlooked in a German museum suggests that Ice Age communities experimented with vivid hues far earlier than scholars believed.