Bright yellow daffodils are among the first signs of spring, along with birds singing and green buds emerging from trees. Daffodils are great flowers for ...

Editor's note: This story was originally published on Dec. 18, 2017. The wishes scribbled and stapled to Winterhaven's Wishing Tree each year actually double as data for a science project that began ...

Joshua trees are weird. I say this as an expert on Joshua trees. Joshua trees look weird — their twisty branches end in bouquets of stiff, knife-like leaves, which die back to hang from the branches ...

Mitchell Newberry has published research on tree branching supported by University of Michigan and University of New Mexico. He volunteers with Cool It Burque, a tree-planting group in Albuquerque, NM ...