If a tree falls in the forest, it can create an opening for more incoming light, and that makes a significant impact on the surrounding environment, according to new research. An international science ...

In the forests of the southeastern United States, dense tree cover dominates most landscapes. That's why the Appalachian Trail is sometimes nicknamed "The Green Tunnel." But avid hikers know that ...

Learn about the Christmas tree options strategy, involving six call or put options with various strikes designed for traders expecting a neutral to bullish market trend.