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  1. Health & Medicine

    A new study has linked microplastics to heart attacks and strokes. Here’s what we know 

    Patients with microplastics in their arteries were 4.5 times more likely to have a heart attack, stroke or die within the next three years.

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  2. Life

    During a total solar eclipse, some colors really pop. Here’s why

    As a solar eclipse approaches totality and our eyes adjust to dimming light, our color vision changes. It’s called the Purkinje effect.

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  3. Genetics

    Here’s why some pigeons do backflips

    Meet the scientist homing in on the genes involved in making parlor roller pigeons do backward somersaults.

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  4. Finally, scientists are making progress on long COVID

    Editor in chief Nancy Shute discusses researchers' efforts to uncover long COVID's mysteries.