NEW YORK, Jan. 22 - Millennium Pharmaceuticals on Tuesday said that fourth-quarter losses widened as revenue fell and spending on new drug development increased.

Net loss for the quarter ended Dec. 31grew by 79 percent to $66.97 million, or 30 cents a share, from $37.49 million, or 18 cents, in the same period last year.

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Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.