Plate tectonics may have played a larger role in the evolution of life on Earth than we previously thought. | Credit: Nicholas Forder Earth's surface is a turbulent place. Mountains rise, continents ...
For the first 2 billion years of life on Earth, our planet was dominated by single-celled bacteria and their cousins, archaea. It was Slimeball Earth, and it would have stayed that way were it not for ...
All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A study suggests that this organism likely lived on Earth only 400 million years after its formation. Further ...
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