NEW YORK (GenomeWeb News) – A study online today in Science hints that the live, attenuated viruses used in some vaccines may be able to recombine in their hosts in rare cases, producing viruses that are once again able to cause infection.

The new analysis focused on a bird virus called herpesvirus infectious laryngotracheitis virus, or ILTV, that's known for causing respiratory disease in chickens and other poultry.

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In Science this week: swapping yeast genes with human orthologs to study conservation of function, and more.

Hong Kong is using DNA phenotyping to shame litterers.

A study appearing in Cell suggests some metastatic castration-resistant prostate cancer patients could benefit from PARP inhibitor therapy.

NIH's Francis Collins writes that scientific advances are poised to help populations all over the world, but more scientists are needed to keep the momentum.