The tiny pantheon known as the Asgard archaea bear traits that hint at how plants, animals and fungi emerged on Earth.

Sea urchins are ecosystem engineers, the marine equivalent of mega-herbivores on land. By grazing and shredding seaweed and ...

At a steaming creek in California’s Lassen Volcanic National Park, a tiny amoeba just raised the heat ceiling for complex ...

Scientists have found a new microorganism, the “fire amoeba,” thriving in the scalding geothermal waters of a national park.

In the dim waters off the Japanese coast, scientists have stumbled upon something that shouldn’t exist. Or at least not by ...

Scientists have discovered a “fire amoeba” capable of surviving temperatures typically impossible for complex life.

It was thought that complex cells couldn’t survive above a certain temperature, but a tiny amoeba has proven that assumption ...

Evolution is neither purposeful nor intentional: it has no ideal, aim, or end-point. For evolutionary change, there are no ...

The microbe Pyrodictium abyssi is an archaeon—a member of what's known as the third domain of life—and an extremophile. It ...

A tiny amoeba has broken a pretty big record. The newly discovered species of single-celled organism can divide and reproduce ...