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.
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.
Especially in mild climates, other factors take snow melting lead from sun.