Uncategorized

  1. Paleontology

    Fossils’ ear design hints at aquatic lifestyle

    New studies of distinctive skull structures in fossils of one of Earth's earliest-known four-limbed creatures suggest the animal could hear best when it was underwater.

    By Sid Perkins
  2. Chemistry

    Secret of strong silk

    By controlling the amount of water in their glands, spiders and silkworms prevent their silk proteins from crystallizing prematurely.

    By Alexandra Goho
  3. Earth

    Exposure to phthalate may shorten pregnancy

    Babies exposed to a common phthalate plasticizer before birth spend a week less in the womb than do those without evidence of exposure.

    By Ben Harder
  4. Tech

    Memory Enhancers

    Engineers take aim at increasing the density of data storage on magnetic media.