News

  1. Genetics

    Lizard-like tuatara carry two distinct mitochondrial genomes

    Having two mitochondrial genetic instruction books, a first for vertebrates, may help explain tuatara’s unique ability to tolerate cold temperatures.

    By Devin A. Reese
  2. Health & Medicine

    Novavax’s COVID-19 vaccine is effective, but less so with some variants

    Novavax’s vaccine fends off the original coronavirus and a U.K. variant, but had more trouble with a South Africa variant.

    By Tina Hesman Saey
  3. Animals

    Naked mole-rat colonies speak with unique dialects

    Machine learning reveals that these social rodents communicate with distinctive speech patterns that are culturally inherited.

    By Jonathan Lambert
  4. Anthropology

    Humanlike thumb dexterity may date back as far as 2 million years ago

    A computer analysis suggests early Homo species developed a powerful grip, giving them an evolutionary edge over some other tool-using hominids.