Evolutionary hot start, followed by cold shock

The initial phases of animal evolution proceeded faster than hitherto supposed: New analyses suggest that the first animal phyla emerged in rapid succession – prior to the global Ice Age that set in around 700 million years ...

Huddled mice could change the way we think about evolution

Adapt or die. That's the reality for an animal species when it is faced with a harsh environment. Until now, many scientists have assumed that the more challenging an animal's environment, the greater the pressure to adapt ...

Was early animal evolution co-operative?

The fossil group called the Ediacaran biota have been troubling researchers for a long time. How do these peculiar organisms relate to modern organisms? In a new study, published in Biological Reviews, researchers from Sweden ...

Research reveals why humans like to share

Human intelligence and knowledge depends on how we collect and use sharable resources, according to scientists from The University of Manchester.

Is nature mostly a tinkerer or an inventor?

The Krüppel-like factor and specificity protein (KLF/SP) genes are found across many species, ranging from single cell organisms to humans. This gene family has been conserved during evolution, because it plays a vital role ...

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