Sex as stress management in microbes

Why is sex so popular? The question of why so many organisms reproduce sexually has mystified evolutionary biologists since before Darwin, who wrote, "The whole subject is as yet hidden in darkness." In a recent article in ...

Dissecting the structural secrets of the inactive X chromosome

Cell biologists from RIKEN have provided an unprecedented glimpse into the distinctive features of an unusual chromosome—the inactivated X chromosome copy carried by every female cell. The findings are published in the ...

Aggressive wall lizard provides clues to understanding evolution

Body shape, color and behavior often evolve together as species adapt to their environment. Researchers from Lund University in Sweden have studied this phenomenon in a specific type of large, bright green and aggressive ...

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