She explained that Earth is the only planet known to have life so far, and through confirming ... simpsonorum were part of one of the world's first animal ecosystems, they were very diverse ...

Researchers found LUCA, our earliest common ancestor, lived 4.2 billion years ago. It had a complex biology, affecting its ...

Pioneers in the science of "de-extinction," an American company has announced the births of three pups whose genes resemble ...

Today it represents something quite different: a set of extraordinary clues, recently reinterpreted, to one of the deepest and most puzzling mysteries of life on Earth. After burbling along for ...

Life on Earth looks good ... the very first traces of life consist of microbial bacteria lacking a nucleus, while it’s widely accepted that animal organisms began more recently at about 635 ...

The life of a 166-million-year-old reptile has been turned upside down. While Marmoretta oxoniensis was believed to have swum ...

From 4.6 billion years ago when the Earth was red hot, the timeline illustrates the evolution of the first life forms through ... How have animal skeletons adapted? videoHow have animal skeletons ...

New research suggests “microlightning” exchanges among water droplets in Earth’s early atmosphere may have sparked the building blocks of life.

The first creatures ... all the animals depending on that ice for hunting, resting, reproducing, and other key life activities lose the platform on which their existence depends. At the other end of ...

During the first period of the Mesozoic Era (Triassic Period), many new types of animals evolved to fill the available ...