The eukaryotic cell, the most significant increase in complexity in the history of life's evolution on Earth, emerged as a phase transition and unlocked the path toward other major transitions ...

The eukaryotic cell, the most significant increase in complexity in the history of life's evolution on Earth, emerged as a phase transition and unlocked the path toward other major transitions ...

Of particular interest to astronomers is the nebula's faint, Venn-diagram-like structure — two rings of ejected material shaped by the gravitational influence of the central stars. Scientists ...