Out of Africa, into Asia: controversial DNA studies link Asian hunter-gatherers to African pygmies

Article Abstract:

DNA samples taken from people of the Andaman Islands in the Bay of Bengal suggest that they could be descendants of the first humans to leave Africa into Asia. The mtDNA fragments of Andamanese individuals were found to be similar to the mtDNA of southern African pygmies.

Usage, Genetic aspects, Emigration and immigration, Prehistoric peoples, DNA testing, DNA identification, Pygmies

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Seeing the world in a snowflake

Article Abstract:

Libchaber conducted pioneering research on chaos at the Ecole Normale in France during the 1970s. He studied the flow of superfluid helium and how vortices created turbulence that eventually led to the 'period-doubling cascade,' the first route to chaos.

Research, Biography, Physicists, Chaos theory, Chaotic systems, Chaotic behaviour in systems, Libchaber, Albert

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Stalking the wild dugong: an undersea elephant remains elusive

Article Abstract:

The wild dugong of the Andaman Islands in India, is fast approaching extinction due to habitat destruction. Dugongs depend on a diet of seagrass, which is being wiped out by siltation, thinning out the population of the dugong.

Environmental aspects, Food and nutrition, Seagrasses, Manatees

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