Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaf shapes play an important role in tree identification, providing key ...

These images are from the work of biologist Karl Niklas. Niklas used computer modeling to recreate the selective factors that influenced the shape of early land plants. When Niklas favored plants that ...

Q: On the Georgia Tech campus, I saw a weeping tree growing in a zigzag form, not straight up like most trees. Why does it grow like this? Andrew Rissler, Atlanta A: I’ll bet you saw a weeping Atlas ...

Researchers from Purdue University's Department of Computer Science and Institute for Digital Forestry, with collaborator Sören Pirk at Kiel University in Germany, have found that artificial ...