In an early public skirmish in what may well become a long battle over ethical questions that are at the core of human biology, medicine, and research, four intellectuals gathered on a stage in New York City last night to debate whether or not there should be a ban on the use of genetic engineering to improve human babies.

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An Australian study of personalized medicine has run into problems as it recruits patients.

In Science this week: mtDNA analysis give glimpse into decline of Neanderthals in Europe, and more.

The University of Arizona's Raina Maier writes that an understanding of the Earth's microbiome is needed.

The proposed Canadian budget emphasizes partnerships with industry, Nature News reports.