CNN: Trees in art, as well as life, often follow simple mathematical rules, study finds
Trees in art, as well as life, often follow simple mathematical rules, study finds
Mongabay: Global study maps most detailed tree of life yet for flowering plants
Global study maps most detailed tree of life yet for flowering plants
New Scientist: Huge genetic study redraws the tree of life for flowering plants
Botanists have mapped the evolutionary relationships between flowering plants using genomic data from more than 9500 species. The newly compiled tree of life will help scientists piece together the ...
Popular Mechanics: Scientists Have Decoded the Secret History of the Mysterious ‘Tree of Life’
The Baobab is one of the strangest-looking trees on Earth, and has been described as an “upside-down tree” and even the “tree of life” due to its nutrient-rich fruit. While six of the eight species of ...
Scientists Have Decoded the Secret History of the Mysterious ‘Tree of Life’
Interior Alaskan forests have only six native tree species: white spruce, black spruce, quaking aspen, balsam poplar, larch (tamarack) and paper birch. Northern Canadian forests have all of those, plus jack pine, balsam fir and lodgepole pine. Since northern Canada and interior Alaska share the same grueling climate and extremes of daylength, why are the Canadian tree species absent from ...
It is common for people in interior Alaska and corresponding areas of northwestern Canada to use the name cottonwood when referring to one widespread variety of deciduous tree.
A tree's age can be easily determined by counting its growth rings, as any Boy or Girl Scout knows. Annually, the tree adds new layers of wood which thicken during the growing season and thin during the winter. These annual growth rings are easily discernible (and countable) in cross-sections of the tree's trunk. In good growing years, when sunlight and rainfall are plentiful, the growth rings ...