News

  1. Chemistry

    Chemistry controlled on tiniest scale can create hollow nanoparticles

    Oxidizing tiny iron particles from the inside out reveals how oxidation works and could offer new vehicles for drugs or energy.

    By Laurel Hamers
  2. Health & Medicine

    Lungs enlist immune cells to fight infections in capillaries

    Immune cells in the lungs provide a rapid counterattack to bloodstream infections, a new study in mice finds.

    By Aimee Cunningham
  3. Neuroscience

    Nerve cell miswiring linked to depression

    A gene helps nerve cell axons extend to parts of the brain to deliver serotonin, a brain chemical associated with depression.

    By Elizabeth Eaton
  4. Climate

    Ocean acidification may hamper food web’s nitrogen-fixing heroes

    A new look at marine Trichodesmium microbes suggests trouble for nitrogen fixation in an acidifying ocean.