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.

With the leaves fallen and the weather favorable, autumn seems like the perfect time for pruning trees. But should you trim trees in fall? We spoke with two arborists to learn whether you should prune ...

Fall temperatures are finally rolling into central Ohio and the region's trees are shedding their leaves. But as you break out your rake or leafblower only to determine that autumnal pile in your yard ...

Trees in front yard with yellow and red fall colored leaves - Anne Richard/Shutterstock If you close your eyes on a fall day, you might hear a light breeze rustle through fallen leaves on the ground.

This is the time of year when Nicole Hughes gets constantly distracted by the fall foliage as she drives around North Carolina. "I'm always looking," says Hughes, a biologist at High Point University.