Researchers have recorded the sounds of the world's largest tree, a 13-million-pound (6 million kilograms) behemoth known as Pando that stretches across 106 acres (43 hectares) in southern Utah. The ...

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 ...