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Explainer: What is the molecular clock?

In the 150 years since Charles Darwin recognised the kinship of all life, scientists have worked to fulfil his dream of a complete Tree of Life. Today, the methods used to trace the evolutionary branches back through time ...

dateSep 15, 2015 in Evolution
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Genetic mutants alter entire biological communities

Scientists from Trinity College Dublin have discovered that one gene mutation in a single species can trigger dramatic changes in whole biological communities; changes can be as great as those caused by the extinction of ...

dateSep 10, 2015 in Ecology
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