Feature

  1. Life

    Vaccines may offer defense against dengue, Zika and chikungunya

    Mosquitoes carry several harmful viruses—dengue, Zika, chikungunya. Vaccines may be the best means of defense.

    By Laura Beil
  2. Life

    Scientists dig up proteins from the past

    To learn how today’s proteins evolved, scientists are reconstructing ancient molecules.

    By Jennifer Michalowski
  3. Tech

    Nanoparticles beat back atherosclerosis

    Nanoparticles that find and destroy waxy plaques in blood vessels could be the next big treatment for heart disease.

    By Sarah C.P. Williams
  4. Animals

    Some animals ‘see’ the world through oddball eyes

    Purple urchins, aka crawling eyeballs, are just one of several bizarre visual systems broadening scientists’ view of what makes an eye.