1. Life

    How cells keep from popping

    The protein SWELL1 stops cells from swelling so much that they burst, a new study shows.

  2. Genetics

    Five mutations could make bird flu spread easily

    Handful of alterations can turn H5N1 bird flu into virus that infects ferrets through the air.

  3. Health & Medicine

    Changes in kids’ genomes linked to chronic stress

    In a study of 40 nine-year-old boys, kids from underprivileged backgrounds had telomeres that were 19 percent shorter than those of boys from more privileged environments.

  4. Genetics


    Readers ask about Neandertal genes and electricity-generating spores and react to a fusion milestone.

  5. Genetics

    Bank voles provide clue to prion disease susceptibility

    A protein from bank voles makes mice susceptible to disorders that wouldn’t otherwise infect them.

  6. Genetics

    Neandertal legacy written in Europeans’ fat metabolism

    DNA inherited from Neandertal interbreeding may have helped people adjust to Europe’s environment.

  7. Genetics

    Gene editing reverses liver disorder in mice

    By editing a mouse's genes with bacterial proteins, scientists have reversed a rare liver disorder in the animal.

  8. Health & Medicine

    This rare skull-thickening disease led to a 3-D-printed replacement

    A skull implant made with a 3-D printer replaced the 2-inch-thick skull of a Dutch woman with the rare van Buchem disease.

  9. Animals

    Giant pandas like sweets, but prefer the natural ones

    Despite sustaining themselves on bamboo, which isn't very sweet, giant pandas will indulge in a bit of sugar, if they can.

  10. Genetics

    Mice lose a gene to drop some weight

    Mice lacking gene have less fat, more muscle and lived longer than normal.

  11. Genetics

    Early Polynesians didn’t go to Americas, chicken DNA hints

    Contamination of ancient chicken DNA may explain previous report linking Polynesians to South America.

  12. Genetics

    Giant moa thrived before people reached New Zealand

    Humans probably caused the extinction of giant wingless birds called moa in New Zealand, DNA evidence suggests.