A trumpet-shaped, single-celled organism seems able to predict one thing will follow another, hinting that such associative learning emerged long before multicellular nervous systems ...

Much more difficult is learning to connect different types of stimuli or events, and predicting that one is linked to another. Such associative learning was most famously demonstrated when Ivan Pavlov ...

Some single-celled organisms are known to transition to multicellularity during their lifetimes, usually either by cloning themselves or when many similar cells come together to form a larger ...

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 ...

In the vast and often unseen world of microscopic life, a recent discovery may force scientists to rethink what it means to be alive. Nestled inside a tiny plankton cell, researchers found a ...

The largest organism in the world has survived relatively unnoticed within the Fishlake National Forest in Utah. Now, researchers are concerned that this organism, 1,000's of years old, is dying. The ...

For the first time, a team of scientists has created a synthetic single-celled organism that can divide and grow like a regular living cell. This breakthrough could lead to designer cells that can ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Late one summer ...

The largest single organism in the world could soon fracture into smaller pieces. According to research published in the journal Conservation Science and Practice, this enormous forest organism, known ...

The largest organism is the Armillaria ostoyae, also known as the "humongous fungus." The fungus covers 2,385 acres and is 8,650 years old, weighing 35,000 tons. Experts suggest that other organisms ...