Trees and fallen leaves can make the pits in the ground easy to miss. If you have a question that no one else can answer, maybe you can ask OKI Wanna Know. This week, WVXU's Bill Rinehart looks into a ...

What’s a scientist to do, when you need to reach the highest leaves in the forest and a giant crane isn’t an option? Learn to use a crossbow. Kristen Goodhue Nearly every beech tree in Harvard Forest ...

A Movement called “Leave the Leaves” is aimed at protecting local pollinators. Every fall, the leaves change and drop, and it ...

Every fall across the nation, Mother Nature paints the landscape in an array of vibrant colors leaving one awestruck. But what causes the transformation?

MINNESOTA, USA — The dry September is a far cry from the record rain the state had to start the summer and that has caused stress on Minnesota's trees. Experts say trees are having a difficult time ...

This is my mom’s face,” said children gathered in a circle while collecting fallen leaves to create various faces during a walk in a grove near the Yuseong District Office in Daejeon. Though fallen ...