The Bush administration announced Monday that it will nominate Lester Crawford, acting commissioner of the Food and Drug Administration since March, to be commissioner of the agency, filling the opening created when Mark McClellan was appointed to head the Centers for Medicare and Medicaid Services of the Department of Health and Human Services.

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Researchers have sequenced the northern white rhinoceros to gauge whether it could be brought back from the edge of extinction, the New York Times reports.

Bavaria expands its forensic genetic analyses to include DNA phenotyping, raising discrimination concerns.

Tufts University researchers found a role for miRNA in transmitting stress between generations, the Economist reports.

In Science this week: gut microbiome influences liver cancer growth, spread; and more.