06.30.2009 Four scientists discuss where the climate is and where it's going.
Renewable power is inspiring clever new ways to store electricity—and to uncork it exactly when and where it is needed. 06.17.2009
Tomorrow’s smart grid will keep the lights on and factories humming with clean (but fickle) renewable energy. 06.10.2009
Two new designs aim to make nuclear reactors safer and vastly more efficient. 06.08.2009
The simple step of drying out animal waste can help turn it into a safer, more practical energy source. 06.04.2009
Tracing the flow of a blood-red fluorescent dye may reveal the ultimate fate of the Greenland's ice. 05.18.2009
The population of American shad rebounded in the 1990s but is again on the wane. 05.17.2009
A new MIT invention turns shock absorbers into electric generators. 05.03.2009
New York has a forgotten one, Texas has a $2 billion wasted one, and Switzerland's building the longest. 04.29.2009
New satellite tracking gives a much more accurate read on global air pollution. 04.13.2009
Next month, 100 meteorologists will try to finally understand the dynamics of tornadoes—like the one that killed three people in Mena, Arkansas, last night. 04.10.2009
GM says that tightly controlling how the battery charges will keep it alive for 10 years/150,000 miles. 04.09.2009
Tiny carbon spheres hidden under rock and ice may be telltales of cataclysmic comet strikes. 04.06.2009
Several forests around the world use fog to get critical moisture and nutrients. 03.30.2009
Researchers are creating genetic tests to determine if mercury hiding in that "healthy" dinner could be messing with your brain. 03.19.2009
The term has faded from public consciousness—but not the environment. 03.13.2009
The beginning, the end, and the funny habits of our favorite ticking force. 03.12.2009
Stay away: these poofy blobs are actually quite deadly. 03.09.2009
03.08.2009
Glass that "breathes" like gills, solar cells that imitate leaves, and other biomimetic technologies 03.02.2009
Fluorescent coral captured on film 02.28.2009