MORE than two years ago there was a short correspondence in NATURE (113, pp. 492 and 604) on the bleeding of trees in the spring through injury. The trees especially mentioned were the sycamore ...

What do phylogenetic trees illustrate? These diagrams don't ... Since the time of the ancient Greeks, the prevailing guide to thinking about nature was the so-called "ladder of life," also known ...

The survey is part of a new study to examine how Americans think about and interact with trees and green spaces. It also found 85% of respondents say “spending time in nature, surrounded by tree ...

Temperate forests stretch across Europe from Brittany to the Urals. They consist mainly of deciduous trees. One tree has a very special role to play: the oak. For the Celts, the oak symbolised the ...