Notebook

  1. Health & Medicine

    Staph infections still a concern

    Scientists have been searching for a vaccine against a deadly microbe for 50 years.

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  2. Tech

    How to read a book without opening it

    New technique allows scientists to read the pages of an ancient text without opening the book.

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  3. Animals

    Melatonin makes midshipman fish sing

    Melatonin lets people sleep but starts male midshipman fish melodiously humming their hearts out.

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  4. Climate

    Extreme lightning events set records

    A lightning flash stretching 321 kilometers across and one that lasted 7.74 seconds have been named the most extreme events on record, thanks to a new rule change.