trees

Physicists find that high winds pummel all forests equally.
Gabriel Popkin, Contributor
Researchers strive to improve the quality of a central holiday symbol.
Karin Heineman, ISTV Executive Producer
Wind may be behind Leonardo da Vinci's "rule" for tree growth.
Brian Jacobsmeyer, Contributor
Trees from Turkey compete to become America's next top Christmas Tree.
Devin Powell, Contributor