NEW YORK (GenomeWeb News) – Researchers from Harvard University have come up with a method for refining their view of recent signals of natural selection in the human genome.

Pardis Sabeti, an evolutionary biologist at Harvard University's FAS Center for Systems Biology, presented various aspects of the work during two talks at the American Society of Human Genetics meeting in Honolulu last week — one during a session on the medical uses of genomic sequencing and another during the meeting's closing symposium on Darwin and evolutionary biology.

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In Nature this week: omic analysis of permafrost microbes, hookworm genome, and more.

Biologists turn to environmental DNA sampling to determine whether elusive or invasive species are shedding DNA in a given area.

Rob Knight writes at Scientific American that microbiome studies are about to break out of the laboratory.

Harold Varmus, the director of the National Cancer Institute, has announced that he is stepping down after nearly five years.