Scaling up polymer blobs

Scientists use simulations to test the limits of their object of study—in this case thin films of polymers—to extremes of scale. In a study about to be published in the European Physical Journal E, Nava Schulmann, a researcher ...

1,800 British firms to report greenhouse-gas emissions

All 1,800 firms listed on the London Stock Exchange's Main Market will be required to list their greenhouse-gas emissions from next April, British Deputy Prime Minister Nick Clegg said at the Rio+20 summit on Wednesday.

Iran cell phone firms deny blocking text messages

(AP) -- Iran's mobile phone companies have denied blocking text messages with the words dollar and currency after the Iranian rial rapidly weakened on the announcement of new U.S. sanctions against Iran.

Berkeley lab to build cost model for fuel cells

Fuel cells seem like an ideal energy source -- they're clean, efficient, silent and don't require transmission lines. The hitch? They can be costly. Now scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) hope ...

Metal-mining bacteria are green chemists

Microbes could soon be used to convert metallic wastes into high-value catalysts for generating clean energy, say scientists writing in the September issue of Microbiology.

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