For decades, scientists have relied on tree rings to estimate how long trees can live. But new research suggests that this widely used method may have been underestimating the lifespan of many ...

Fossil evidence from the High Arctic reveals that palm trees and subtropical plants once thrived in the polar region. This occurred during the Eocene epoch, a period of significantly warmer global ...

Bur buttercup (Ranunculus testiculatus), was the bane of my summer childhood. While not as lethal to bare feet as ...

A 50-year-old planting method from Japan is jump-starting native forest ecosystems in small plots, from schoolyards to parking lots.

An hour before dawn, in a nameless rock pile in the world’s largest hot desert, Djimet Guemona clambered up a narrow gully. The route was hemmed by high walls, where uncountable centuries of ...

Throughout our area, camellias are a favorite evergreen shrub. They have attractive, dark green, broad leaves and bloom prolifically during the cold-weather months. Camellias produce flowers in a ...