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  1. Health & Medicine

    Domestic Disease: Exotic pets bring pathogens home

    The potentially deadly monkeypox virus has spread from Africa to people in several states via infected pet prairie dogs.

    By Ben Harder
  2. Astronomy

    Sharpening a Heavenly Image: Clear view of globular cluster’s crowded core

    Using innovative optics to take the twinkle out of starlight, the Gemini North Telescope on Hawaii's Mauna Kea has recorded the sharpest infrared images ever of a crowded grouping of Milky Way stars.

    By Ron Cowen
  3. Materials Science

    Fixed Focus: Adjustable lenses from liquid droplets

    Seasoned with a pinch of salt, droplets of a polymer precursor become voltage-adjustable lenses that may cut costs in fiberoptic telecommunications.