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  1. Tech

    A new kind of spray is loaded with microscopic electronic sensors

    For the first time, researchers have built circuits on microscopic chips that can be mixed into an aerosol spray.

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  2. Earth

    The giant iceberg that broke from Antarctica’s Larsen C ice shelf is stuck

    A year ago, an iceberg calved off of the Larsen C ice shelf. The hunk of ice hasn’t moved much since, and that has scientists keeping an eye on it.

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  3. Genetics

    50 years ago, scientists took baby steps toward selecting sex

    In 1968, scientists figured out how to determine the sex of rabbit embryos.

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  4. Earth

    You’re living in a new geologic age.