News

  1. Life

    Minimolecule may explain how antidepressants work

    Research finds that Prozac increases levels of a microRNA and may explain why the drugs take several weeks to work.

    By Gwyneth Dickey
  2. Environment

    Gases dominate Gulf’s subsea plumes

    Shipboard experiments in June show that natural gas dominates the Gulf oil plumes and that its components are the favorite choice of microbes.

    By Janet Raloff
  3. Life

    Streetlights turn young duds into studs

    Nocturnal illumination starts youthful male blue tits chirping earlier in the morning, tempting the mates of their still-snoozing elders.

    By Susan Milius
  4. Agriculture

    A taste of the chocolate genome

    Competing teams have announced the impending completion of the cacao DNA sequence.