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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A stand of aspen trees Researchers have recorded the sounds of the world's largest tree, a 13-million-pound (6 million kilograms) ...

Get unlimited access to ad-free articles and exclusive content. LiveScience 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 ...

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 ...

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 ...

Artist Scott Kildall waves his microcontroller over a Joshua tree, recording wavelengths of light that are not perceptible by humans. (Carlos Jaramillo for NPR) The artist Scott Kildall is waving his ...