A state-by-state breakdown of policies that could change your community.
Playing with time.
In a highlight of last week's conference, Gates calls for zero emissions and agrees with Obama: We need nukes
It might not (just) be foul play.
Our resident Hollywood physicist examines how even the most righteous crime fighters still manage to break the most important laws of all
Science of the Union.
On its 150th anniversary, a chemist looks back at the various tables we almost ended up with.
Every day for the next two weeks we'll be unpacking the record behind the rhetoric
Looking for a clean fuel that grows anywhere, needs only sunlight and water, and could produce enough oil to free the U.S. from its petroleum addiction? Here´s one start-up's plan for converting oil from algae-yes, algae
* that's a big, fat "might"
Two desktop-printer engineers quit their jobs to search for the ultimate source of endless energy: nuclear fusion. Could this highly improbable enterprise actually succeed?
Both the Atlantic and Pacific areas saw a record number and intensity of storms.
Choo-choos and plant-based fuels are in our energy future.
Nuclear power is the most efficient emissions-free energy available. But can it be made safe? Two new reactor designs do just that
Excerpt: Mind Fixers
The first reactor-on-a-barge will bring power to Russiaâ€™s electricity-starved Arctic
Our editors scrounged up some truly bizarre facts.
Last October, Iceland's economy tanked. Its bailout? A two-mile geothermal well drilled into a volcano that could generate an endless supply of clean energy. Or, as Icelanders will calmly explain, it could all blow up in their faces
The answers to the most nagging, fascinating, and bizarre questions of the summer movie season.