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) ...

Aerial view of Pando’s land mass, outlined in green. Credit: Lance Oditt, friendsofpando.org/GIS map by Paul Rogers and Daren McAvoy For this story, we’re taking ...

If you journey to Fishlake National Forest in Utah, you'll be surrounded by a high-elevation behemoth. It's one of the largest life forms on the planet: a quaking aspen so colossal it has a name — ...

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 ...