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 ...

The physical signs of fall begin when the leaves change color and start to fall from the trees. This transformation is triggered by shorter daylight hours and cooler temperatures. The process of ...

We are soon approaching the time of year with shorter days, longer nights and cooler temperatures; when these changes occur, the vibrant green leaves on trees begin to slowly change to reds, yellows, ...

TOLEDO, Ohio — The fall season is quickly wrapping up and, as the winter chill inches closer, the life cycle of fall colors will end, leaving trees with only their branches left to stand. Throughout ...

This sugar maple leaf shows multiple different pigments that cause it to appear green (chlorophyll), yellow (carotenoid) and red (anthocyanin). Summer has given way to fall, and with that the green of ...

Autumn is a big time for trees. Many shed their leaves, and of course, before the leaves fall, they can turn brilliant colors. One of those colors has generated a lot of heated debate among scientists ...

Many of us envy places where fall brings a brilliant display of changing leaves. The vibrant reds, oranges, and yellows signal the shift in seasons. But why is it so rare for us to experience such ...

SAVANNAH, Ga. (WTOC) - We are getting to that time of the year when we begin to see leaves change colors. Leaves change color as chlorophyll breaks down. Chlorophyll is the reason why we see a green ...

Add Yahoo as a preferred source to see more of our stories on Google. By spring, the leaves on trees grow and assume the color green, and by autumn, they change to sometimes brilliantly warm colors ...