The beautiful Serviceberry tree is a diminutive yet hardy specimen from the eastern US, loved for its flowers and foliage. It's these qualities that earn it its reputation as a tough urban tree.

After cutting down some problem trees on her property, Laura Miller realized just how vital shade trees are to keep things cool and save on air conditioning.

Molecular evolution articles from across Nature Portfolio Molecular evolution is the area of evolutionary biology that studies evolutionary change at the level of the DNA sequence. It includes the ...