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Strong earnings, megadeals and promising demographics are helping drive healthcare M&A activity.

Gene editing can sound like the stuff of science fiction, but a new technique may allow scientists to remove harmful genes from white blood cells and replace them with more beneficial material. The development carries the potential to open new avenues to treat conditions from HIV and lupus to cancer.

Health insurance giant Humana—in a deal with private equity groups—closed its acquisitions of home health company Kindred Healthcare and hospice provider Curo Health Services.

Nurx—a San Francisco-based telemedicine firm that provides birth-control services—announced Chelsea Clinton will join its board of directors. The startup, launched in 2014, recently raised $36 million in Series B funding in hopes of developing a comprehensive reproductive health platform.

Americans generally agree science has improved the quality of healthcare, but the vast majority consider it unaffordable, according to a recent Pew Research Center survey.

A custom-built computer, dubbed SpiNNaker, which mimics the brain’s neural networks, is helping researchers learn more about conditions including epilepsy and Alzheimer’s disease.