The physical processes that sculpt our Earth are dramatic — earthquakes, weather, volcanic eruptions, tectonic motions, climate change. Now, decades of research into the intricately intertwined system that links all oceans and freshwater, the atmosphere and our land is moving us forward toward a better understanding of our world. Here we watch it unfold.
Deep layers may reveal prehistoric earthquakes, showing how often they strike New England.
Scientists discuss the risks and feasibility of using solar geoengineering to cool us off.
Fish expend energy metabolizing drugs and personal products in fresh water.