The average person can easily spot lichens in the woods, yet few scientists have studied the species. Now the Smokies are a ...

"The availability of phosphorus in the environment is thought to be a key component in the evolution of life on Earth, especially in the transition from simple single-cell organisms to complex ...

“The first is that LUCA was a complex cellular organism that likely lived in a complex ecological setting,” he said. “The second is that LUCA dates to a time that is pretty early in the history of ...

Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and plants.

Still, for most of its existence life on Earth has been simple, single-celled organisms. Complex life, including the ancestors of animals, are thought to have only evolved about 635 million years ...

Environmental evidence of the very first experiments in the evolution of complex life on Earth, has been uncovered by an international team of scientists. Until now, scientists broadly accepted ...