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Coverage dated August 3, 2025 to August 4, 2025

Scientists say they have solved the mystery of what killed more than 5 billion sea stars

Headline from NBC Los Angeles, from the development of Aug 4, 2025

Newest development Aug 5, 2025 · 2 reportsScientists find killer in die-off of sea stars

Scientists say they have at last solved the mystery of what killed more than 5 billion sea stars off the Pacific coast of North America.

NBC Los Angeles's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Developments in this update

2 dated developments, oldest first, newest marked. Each is named by one outlet's own headline; open its reports to see every outlet that covered it.

  1. Names this update

    Scientists say they have solved the mystery of what killed more than 5 billion sea stars

    Headline from NBC Los Angeles ·

  2. Newest

    Scientists find killer in die-off of sea stars

    Headline from Arkansas Democrat-Gazette ·

Read the reports

Reports & sources

16 articles, oldest first.

  1. NBC Los Angeles

    Scientists say they have solved the mystery of what killed more than 5 billion sea stars (opens NBC Los Angeles)

    Published

    NBC Los Angeles's feed description

    Scientists say they have at last solved the mystery of what killed more than 5 billion sea stars off the Pacific coast of North America.

  2. Anchorage Daily News

    Scientists say they’ve solved the mystery of what killed more than 5 billion sea stars on the Pacific coast (opens Anchorage Daily News)

    Published

    Anchorage Daily News's feed description

    Starting in 2013, a wasting disease caused a mass die-off from Mexico to Alaska, devastating more than 20 species.

  3. Times Of San Diego

    Scientists say they solved mystery of what killed more than 5 billion sea stars (opens Times Of San Diego)

    Published

    Times Of San Diego's feed description

    Scientists say they have solved what killed more than 5 billion sea stars off the Pacific coast of North America in a decade-long epidemic.

  4. Arkansas Democrat-Gazette

    Scientists find killer in die-off of sea stars (opens Arkansas Democrat-Gazette)

    Published

    Arkansas Democrat-Gazette's feed description

    WASHINGTON -- Scientists say they have at last solved the mystery of what killed more than 5 billion sea stars off the Pacific coast of North America in a decade-long epidemic.

  5. NBC News

    Scientists say they've found out what killed over 5 billion sea stars (opens NBC News)

    Published

    NBC News's feed description

    Scientists say they have at last solved the mystery of what killed more than 5 billion sea stars off the Pacific coast of North America in a decade-long epidemic.

  6. New York Post

    Scientists find culprit after billions of sea stars killed off Pacific Coast: ‘It’s really quite gruesome’ (opens New York Post)

    Published

    New York Post's feed description

    Scientists say they have at last solved the mystery of what killed more than 5 billion sea stars off the Pacific coast of North America in a decade-long epidemic.

Identical headlines usually mean shared wire copy. They are counted as separate articles but are not independent confirmation.

Scientists say they have solved the mystery of what killed more than 5 billion sea stars | Since Then