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 ...

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 Wasatch Mountains of Utah, a remarkable organism known as Pando stands as the largest living organism on Earth by mass. This colossal stand of genetically identical quaking aspen trees, which ...

Tardigrades, also known as water bears, are known to be amazingly durable organisms. In fact, they are heralded as the most resilient organism that we’ve ever encountered—the most extreme of the ...

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 ...

What is the largest organism? Until a few years ago, Oregon’s “humongous fungus” was considered the world’s largest organism. Now, some experts aren’t so sure. The largest organism is the Armillaria ...

This story originally appeared on Atlas Obscura and is part of the Climate Desk collaboration. Under the Blue Mountains of Oregon lurks something massive and prehistoric. Yet the largest recorded ...

A new discovery from scientists in Canada and Japan has revealed an organism that challenges the traditional definitions of life. This new creature, named Sukunaarchaeum mirabile, blurs the lines ...

Has a complex organism, like a dog, ever evolved into a single-celled organism? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better ...

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 ...