Scientists are trying to understand how complex life emerged on Earth about 2 billion years ago. Our microbial ancestors could be the key.

When you buy through links on our articles, Future and its syndication partners may earn a commission. In "One Hand Clapping," Nikolay Kukushkin traces the origin of human consciousness from the ...

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Scientists discovered some of the oldest bony fish fossils in China. The fossils explain the early history of animals with backbones.

Life on Earth has made several “great leaps” in its evolutionary history: from unicellularity to multicellularity, from sea to land, and from land into the skies. What if the next one lies beyond our ...