This extraordinary tree has stood tall since long before the Pyramids of Giza were built, however, its exact location is a ...

Explore America's ancient history by walking through trees that are millions of years old, preserved throughout time in a ...

Imagine a prairie. How many plant species do you see? Maybe you're picturing yellow coneflowers, some little bluestem, ...

Imagine a prairie. How many plant species do you see? Maybe you’re picturing yellow coneflowers, some little bluestem, ...

Have you ever looked at a mountain and wondered why there were trees on one side but none on the other? Or noticed different ...

U.S. land managers have long known that they have a problem on their hands with overgrown forests and persistent drought.

One of the best shooting star displays of the year is coming to a sky near you. The annual Perseid meteor shower is visible ...