For many Southerners, Christmas means setting up the tree, putting up the stockings, hanging a wreath on the door, and pulling the Spode Christmas Tree dishes out of the china cabinet. While Spode is ...

In biology, phylogenetic trees represent the evolutionary history and diversification of species—the "family tree" of Life. Phylogenetic trees not only describe the evolution of a group of organisms ...

It's easy to think of trees as part of the landscape. But what if the trees were the landscape? That's what a new study by a researcher at the University of Georgia asks us to imagine. By considering ...

Researchers used more than 1,400 climate-sensitive tree-ring chronologies from multiple tree species across North America to reconstruct the Palmer drought severity index (PDSI), a widely used soil ...

In biology, phylogenetic trees represent the evolutionary history and diversification of species -- the ''family tree'' of Life. Phylogenetic trees not only describe the evolution of a group of ...