The trembling or quaking aspen tree (Populus tremeloides) has the widest distribution of any tree in North America; it grows everywhere except for the Deep South. Aspen is a tree that can reproduce ...

What looks like 47,000 separate trees spread out over 106 acres in Utah are actually all offshoots from a single, massive Aspen tree root. It’s known as Pando and it is believed to be the largest ...

While it may be defined as a single organism, Pando is anything but one—sustaining an entire world under its canopy. Here’s how it works. When you think of the world’s largest organism, you might ...