As you looked out the windows of your house this winter at all the dormant and barren deciduous trees in your landscape, perhaps you thought that a little green would be a nice addition this year. But ...

One of the simplest examples of how plants adapt to ensure that their species survives is found in pine cones. Evergreen trees that produce cones are called conifers. There are more than 600 species ...

Did you know every state across America has an official state tree? There's one for the country too – in 2004, Congress signed a bill declaring the oak tree as the national tree. In a 2001 vote hosted ...

An estimated 100 million American homes will put up a Christmas tree this holiday season. Of those trees, draped, decorated, and lit, about 81 percent will be artificial and 19 percent will be real, ...