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Searching for coolant traces in the atmosphere

Fourth generation halogenated coolants and foaming agents have only been in use for a few years. They have replaced persistent greenhouse gases such as R134a, which were used in (car) air conditioning units, ...

Mar 24, 2015
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Understanding nickel catalysis

Catalysis is a chemical phenomenon that increases the rate of a chemical reaction by spending only a tiny amount of additional substance, called a catalyst. Around 90 percent of all commercially manufactured ...

Mar 05, 2015
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Turing also present at the nanoscale

In the world of single atoms and molecules governed by chaotic fluctuations, is the spontaneous formation of Turing patterns possible - the same ones that are responsible for the irregular yet periodic shapes ...

Feb 05, 2015
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Emergency declared after Galapagos ship grounding

Ecuador activated a state of emergency Wednesday at the famous Galapagos Islands, authorities said, a week after the stranding of a cargo ship loaded with supplies that included hazardous materials.

Feb 05, 2015
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