PENNSYLVANIA, USA — Ever wonder what happens to oxygen levels when leaves fall off the trees? Joe lets us know how we are still able to breathe. Find out the answer in this edition of Wham Cam.

Falling leaves in autumn are part of a tree's natural cycle of entering dormancy for the winter. Leaving fallen leaves in your yard provides crucial habitat for overwintering insects and amphibians.

Behind every autumn leaf lies a chemical shift-chlorophyll fading, carotenoids glowing, anthocyanins rising-that turns survival into spectacle. Every autumn, landscapes across much of the world ...

Add Yahoo as a preferred source to see more of our stories on Google. Michigan's fall colors are a pretty sight, but as leaves start dropping to the ground, they suddenly become your next yard chore.

Florida isn’t famous for its fall foliage (or lack thereof) and doesn’t cool down as quickly as more northern states do at the turn of the season, but there are still pretty leaves to see in the ...

You can still have a pretty, well-maintained outdoor space. Raking, blowing, and bagging dead leaves: an essential part of fall yard cleanup, right? Well, as eco-friendly landscaping becomes ...

As the "October Glory" red maple I planted in my front yard about 25 years ago has grown from 2-inch trunk caliper to 12-inches and about 30-feet tall, the show of autumn color has increased as well.

As the outside world normally is around this time each November, things have changed a lot. Many trees are already devoid of leaves while others are still covered with colorful ones. When the ...

Nothing beats the spectacular show fall foliage puts on in the autumn, and you don’t have to travel states away to experience beautiful color. These 17 trees will turn your landscape into a seasonal ...

Michigan's fall colors are a pretty sight, but as leaves start dropping to the ground, they suddenly become your next yard chore. Recycling leaves, rather than raking them away, offers environmental ...

As the outside world normally is around this time each November, things have changed a lot. Many trees are already devoid of leaves while others are still covered with colorful ones. When the ...