Protection sought for rare butterflies at Nevada site

Conservationists who are already suing to block a geothermal power plant where an endangered toad lives in western Nevada are now seeking U.S. protection for a rare butterfly at another geothermal project the developer plans ...

How do plants regulate their sugar metabolism?

To carry out their functions in the cell, many proteins require the chemical properties of bound metals such as copper. If this nutrient is in short supply, plants respond by enhancing its uptake and by replacing some copper-utilizing ...

Climate disinformation leaves lasting mark as world heats

In 1998, as nations around the world agreed to cut carbon emissions through the Kyoto Protocol, America's fossil fuel companies plotted their response, including an aggressive strategy to inject doubt into the public debate.

Chemists unlock secrets of molten salts

A chemist at the University of Cincinnati has come up with a novel way to study the thermodynamic properties of molten salts, which are used in many nuclear and solar energy applications.

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