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Provides a phylogenetic tree of global human mitochondrial DNA variation.

Reporting our world daily: original nature and science coverage from National Geographic.

With the advent of DNA testing and kits, we can all find out the geographic path our forbearers traveled and we can be matched to people around the world who share ...

Maps of the world showing the distribution of Y chromosome and the MTDNA haplogroups throughout the world, with references, by J. Douglas McDonald.

Genetic testing - What is EuroGentest? - Network for test development, harmonization, validation and standardization of ...

Promotes research in basic and applied human and medical genetics. Includes information on structure, courses, events, and membership.

HowStuffWorks explains thousands of topics, from engines to lock-picking to ESP, with video and illustrations so you can learn how everything works.

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS ...