Water
Hundreds of U.S. streams may have significant levels of endocrine-disrupting chemicals from treated wastewater.
Wetlands can form in overlooked spaces, and that might be a good thing.
Software helps a conservation group see where shade trees will best cool a river. Then the hard work starts.
NASA prepares to replace the twin satellites, named GRACE, that have monitored Earth's droughts, glacial retreats and sea level rise for the last 15 years.
Researchers have built a passive, solar-powered device that can harvest water straight out of the air.
New analysis of hydrothermal plumes on Enceladus reveals the presence of conditions that could potentially sustain life underneath its icy surface.
Drilling reveals record from a time when the Dead Sea was deader.
Tiny bits of plastic pose threats to freshwater and marine ecosystems.
Grasses that survive on salty water and smart irrigation systems are among many new golf innovations.
Lab-created sinkholes help scientists to predict when and where they will happen.
Especially in mild climates, other factors take snow melting lead from sun.
Bacterial proteins could alter precipitation patterns and climate-change models.