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Twin studies are helping shed light on the origins of schizophrenia and bipolar disorder. In a recent Human Molecular Genetics study, researchers suggest the disorders could be caused by environmentally induced epigenetic changes, New Scientist's Andy Coghlan says.

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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.