Just thinking of palm trees conjures up the sweet thoughts of sipping a tropical beverage out of a coconut. The air is warm and salty from the sea breeze, and you've not a care in the world. That's ...

There are many different types of forests with different types of trees. Learn more about a few types of forests and the trees that populate them. Science Trek is available to stream on pbs.org and ...

Challenging UNDATED (CNN) -- The first time Sam Van Aken saw tree branches being grafted and grown onto other trees, he likened it to Frankenstein. Yet, when the process became a full-time fascination ...