See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. In the frigid landscapes of northern Norway, an unusual phenomenon ...

Blue growth rings found in woody plant stems represent years when cells did not lignify properly because of summers too cold for growth When the going gets cold, even tough trees struggle with growing ...

The genus Pinus is the largest group of conifers, and it is made up of pine trees. There are nearly 90 species of pine trees found throughout the globe, many of which have value for lumber, pulp, ...

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 ...

A few weeks back, a “brands vs. trees” graphic caught my attention and I played along. Naming the logos came easily, and I quickly identified six out of six logos correctly. Then came the leaves and ...