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  1. Archaeology

    How the Dead Sea Scrolls survived a war in the 1960s

    50 years after the Dead Sea Scrolls survived a war, another possible scroll cave offered tantalizing new clues.

    By Bruce Bower
  2. Astronomy

    Aliens ruled out for why Tabby’s star flickers

    The first real-time observations of Tabby’s star flickering put the final nail in the “alien megastructure” coffin.

    By Lisa Grossman
  3. Microbes

    These disease-fighting bacteria produce echoes detectable by ultrasound

    Ultrasound can help keep tabs on genetically modified bacteria to better fight disease inside the body.

    By Maria Temming
  4. Artificial Intelligence

    Ask AI: How not to kill online conversations

    Tips on not being a conversation-killer, courtesy of an AI that studied over 60,000 Reddit threads.