News

  1. Humans

    Human embryos have extra hand muscles found in lizards but not most adults

    In developing human embryos, muscles are made, then lost, in a pattern that mirrors the appearance of the structures during evolution.

    By Tina Hesman Saey
  2. Earth

    Hurricane Lorenzo hit Category 5 farther east than any other storm

    Lorenzo reached category 5 status on September 28, making it the northern-most and eastern-most category 5 hurricane ever recorded in the Atlantic.

    By Sofie Bates
  3. Humans

    Personalized diets may be the future of nutrition. But the science isn’t all there yet

    How a person responds to food depends on more than the food itself. But what exactly is still a confusing mix of genes, microbes and other factors.