News tagged with genetic divergence

Out of Africa date brought forward

(Phys.org) —A study on human mitochondrial DNA has led to a new estimate of the time at which humans first began to migrate out of Africa, which was much later than previously thought.

Mar 22, 2013 report
4.7 / 5 (13) 0 | with audio podcast

Deep-reef coral hates the light, prefers the shade

Coral reefs are among the most diverse ecosystems on the planet, second only to tropical rain forests. Bird's nest coral (Seriatopora hystrix) is common throughout the Indo-Pacific and is able to live across a range of dep ...

Oct 17, 2011
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Salamanders spell out evolution in action

Lungless salamanders (Ensatina eschscholtzii) live in a horseshoe-shape region in California (a 'ring') which circles around the central valley. The species is an example of evolution in action because, while neighboring popula ...

Jul 06, 2011
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Ancestors of land plants revealed

It was previously thought that land plants evolved from stonewort-like algae. However, new research published in BioMed Central's open access journal BMC Evolutionary Biology shows that the closest relatives to land plants ...

Apr 18, 2011
4.9 / 5 (10) 12 | with audio podcast

Shape-shifting coral evade identification

The evolutionary tendency of corals to alter their skeletal structure makes it difficult to assign them to different species. Researchers writing in the open access journal BMC Evolutionary Biology have used genetic marker ...

Feb 24, 2009
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