Here’s what to know about why leaves change color in the fall—and how the process is being impacted by climate change.

Every fall season, nature lovers look forward to scenic fall foliage. But do we know the science behind why leaves do this once the temperatures start dropping? Here's how nature creates art during ...

You’ve probably heard that chameleons change color to blend into their background in order to hide. But that might not actually be true. So what do they actually use this color-changing ability for?