A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations.

Scientist finds Jeffrey pine trees at record mountain heights, suggesting climate-driven shifts in Sierra Nevada.

By Mongabay.com Torricelli Mountains, a tiny mountain range in northern Papua New Guinea, is estimated to host roughly 4% of ...

In the limestone heartlands of southern China, massive sinkholes known astiankengs are revealing untouched ecosystems and ...

They're native to the lowland forests of eastern Madagascar. In this spider-eat-spider jungle environment, the spider will spin vast nets suspended above rivers and lakes to catch an abundance of ...