The Canadian flag, designed by George F. G. Stanley, is celebrating its 60th anniversary on Feb. 15. We asked Canadians across the country for their thoughts on what the Maple Leaf means to them at ...

The snow fell in thick, cinematic flakes as I stepped into the night — cowboy boots peeking from beneath the hem of my black ...

A new Colorado State University study of the interior U.S. West has found that tree ranges are generally contracting in ...

Nine years after the 2012 High Park Fire burned a stand of lodgepole pine that had been severely affected by the mountain pine beetle, lodgepole and aspen saplings were rebounding on this slope in the ...

Flag Day in Canada is taking a renewed importance this year amid U.S. President Donald Trump’s repeated calls to annex Canada and turn it into the “51st state.” ...

Researchers found a hidden mathematical rule in tree-like art. Branch thickness follows a predictable ratio, making trees recognizable.

When I moved into my sunny Los Angeles apartment, I had one goal: Fill it with as many plant varieties as I could keep alive.

The beauty of Door County’s landscape owes thanks to the variety of trees growing here. Many are native, while others have ...

The scale invariance in branch diameter dictates how much smaller a limb should be as it branches and how much investment a tree makes in a few thick branches versus many thin ones. Trees have evolved ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...