Feature

  1. Environment

    Five years on, Deepwater Horizon oil spill’s impact lingers

    Five years after the Gulf of Mexico’s largest disaster, researchers are still studying its ecological impact and struggling to learn the fate of most of the spilled oil.

    By Beth Mole
  2. Archaeology

    Telling stories from stone tools

    Existing stone tool categories may hide more than they reveal. New methods for analyzing stone artifacts aim to better reconstruct how hominids interacted and moved across Africa, Asia and Europe.

    By Bruce Bower
  3. Astronomy

    Solo planets may be surprisingly common

    Rogue planets may form as stars do, but on a smaller scale, or they may go forced out of orbit during planetary ping-pong.