Like a person gasping for air when it's in short supply, living trees make noises when they are running out of water, and a team of French scientists is a step closer to pinpointing the noises. Lab ...

The artist Scott Kildall is waving his hand over the contours of a Joshua tree, just inches from its spiky green, bayonet-like leaves. “If I get too close to it, it will prick me and draw blood,” he ...

Anna Scretching-Cole helps children learn about the short o sound. Learn about short o with Anna Scretching-Cole. The short o vowel sound often appears in the middle of words like job, jog, or frog.

Melissa Breyer is Treehugger’s former senior editorial director. Her writing and photography have been featured in The New York Times, The Guardian, National Geographic, Audubon Magazine, and ...