Banner image: Carl Simpson inspects a fossil of Brooksella alternata, an invertebrate animal that swam in the ocean roughly 500 million years ago. (Credit: Glenn Asakawa/CU Boulder) A new study from ...

In nature, ecosystems are tightly linked through the flow of organisms, detritus, and nutrients across boundaries arbitrarily imagined by humans. These systems are deeply in tune with seasonal changes ...

Metabolism quietly governs every living body. It shapes how organisms grow, reproduce, heal, and age. Because metabolism links closely to body size, temperature, and diet, it also sets limits on how ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

BEAUTY OF LIFE: This computer-generated image illustrating how organisms grow proportionally represents only a tiny portion of image E on the following page. Could it be that the way organisms ...

A new study tackles one of the oldest questions in the history of the planet: How did living organisms get so big? A new study from CU Boulder finds that hundreds of millions of years ago, small ...

A new study from CU Boulder finds that hundreds of millions of years ago, small single-celled organisms may have evolved into larger multicellular life forms to better propel themselves through icy ...