Learning about the art of maple sugaring, when the sap from trees is collected to make syrup while on a hike, a cooking demonstration, and a tasting Saturday at Robinson Nature Center.

Deciduous trees are the kind that change colors and drop leaves in the fall ... which today still stands as University Hall.

Read Dr. Don Leopold's Guide to Fall Colors in Upstate New York with color images of dozens of ... processes that take place in the tree as the seasons change from summer to winter. During the spring ...

This phenomenon, called marcescence, adds a unique dimension to the winter landscape, and gives me something to ponder while ...