Is your white pine tree dying? Perhaps, but probably not. Let’s take a close look at your tree and see if there’s anything to worry about, or anything you need to do. Many White Pine trees turn yellow ...

We are near the summer solstice: the first day of summer. With sunrise at 5:15 a.m. and the sun setting at 9:06 p.m., daylight is longer than any other day of the year (nearly 16 hours at this ...

If you bought a live pine tree for Christmas, you may be thinking about planting it in your yard. Here in Tucson we are in Sunset Zone 12. Most pine trees that do well in our desert are imports from ...

Q. Every year we purchase the little Christmas trees at our favorite box store to decorate and place as a table decoration on our holiday table and/or buffet table. After the holidays we generally ...

What if I told you there’s a Christmas tree that can be left up all year without looking out of place? For those who prefer natural trees, it’s real, but doesn’t drop needles all over the living room ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The first fossil ...

Longleaf pine trees can grow as tall as 100 feet and live for more than 300 years. In Florida, where they are native, they provide habitat for red-cockaded woodpeckers, black bears and gopher ...