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  1. Space

    Did the James Webb telescope ‘break the universe’? Maybe not

    There’s no need for strange new physics to explain anomalously bright, massive galaxies seen by JWST, Hubble data suggest.

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  2. Health & Medicine

    The blood holds clues to understanding long COVID

    A growing cadre of labs are sketching out some of the molecular and cellular characters at play in long COVID, a once-seemingly inscrutable disease.

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  3. Here comes the sun, the eclipsed version

    Editor in Chief Nancy Shute muses on the total solar eclipse that will cross North America in April 2024.

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  4. Readers discuss cholesterol treatments and AI

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  5. Health & Medicine

    Here’s why pain might last after persistent urinary tract infections

    Experiments in mice reveal that the immune response to a UTI spurs nerve growth in the bladder and lowers the pain threshold.