Prehistoric squirrel droppings were analyzed and found to contain genetic material of numerous ice-age beasts, plants, ...

Researchers document a cluster of ancient Arctic ground squirrel faecal pellets preserved in permafrost at Hunker Creek, ...

During the Archean Eon—roughly 4 billion years ago—the Earth was a lifeless planet. The atmosphere lacked oxygen, and there ...

A 550-million-year-old fossil found along the Yangtze River may explain why Earth's earliest animals left almost no trace ...

Tracks left by some of the earliest complex animals are giving new insights into how they experienced the world. New research ...

Recent scientific findings have brought to light the existence of ancient organisms, estimated to be around 40,000 years old, hidden beneath the Arctic ice. The revival of these long-dormant life ...

In Earth's fossil record, soft-bodied organisms like jellyfish rarely stand the test of time. What's more, it's hard for any animal to get preserved with exceptional detail in sandstones, which are ...

The world is full of unusual unicellular organisms and microbes, many of which have not been discovered yet. In 2017, scientists identified a single-celled marine organism called Chromosphaera ...

Here’s what you’ll learn when you read this story: At least, that’s the picture that’s scientifically painted in a new study published in the journal JGR Biogeosciences. To complete this work, Tristan ...

PHILADELPHIA — Cesar de la Fuente believes the next breakthrough antibiotic might come from animals that have been dead for thousands of years. Since 2021, his lab here at the University of ...

Ancient Australian fossils indicate that the earliest eukaryotes depended on oxygen, providing new evidence that oxygen ...

Artist's rendering of of two primordial eukaryotic organisms of the "Protosterol Biota" on the ocean floor. Based on molecular fossils, organisms of the Protosterol Biota lived in the oceans about 1.6 ...