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krotite
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New mineral, krotite, named after UH Manoa researcher The first natural occurrence of a low-pressure CaAl2O4 mineral has been found in a refractory inclusion in a carbonaceous chondrite meteorite. While synthetic low-pressure and high-pressure CaAl2O4 phases are well known in the field of mat...
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Medication
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Drugs lose effectiveness in space Astronauts on long space missions may not be able to take paracetamol to treat a headache or antibiotics to fight infection, a study has found. Scientists at the Johnson Space Centre have shown that the effectiveness of drugs declines more rapidly in space. Contin...
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Palytoxin
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Palytoxin is a very dangerous toxin; it is considered to be one of the most toxic non-peptide substances known, second only to maitotoxin in terms of toxicity towards mice. Palytoxin is a natural compound that is produced by several marine species and can be found in many more species due to accumula...
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Cosmochemistry
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Elements Magazine--Special Issue on Cosmochemistry February 2011 - Volume 7 Number 1 Cosmochemistry Elements is the international magazine of Mineralogy, Geochemistry, and Petrology published jointly by sixteen participating societies and three affiliated societies, six times a year. Th...
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Sulphur
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Rare sulphur dominates the deep A form of sulphur rarely seen on Earth's surface, similar to that which gives the mineral lapis lazuli its deep-blue colour, may be the predominant form of the element in Earth's lower crust and upper mantle.Known as the trisulphur ion, or S3-, it is quite different fr...
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Methane-Metal Marriage
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Methane-Metal Marriage UA scientists have inserted metal atoms into methane gas molecules and obtained a detailed structure of the resulting molecule. The discovery could be a key step in making hydrocarbons available to chemical production and broadening our understanding of how nature uses...
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Gadolinium oxide
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Title: Nanostructure band engineering of gadolinium oxide nanocrystal memory by CF4 plasma treatment Authors: Jer-Chyi Wang, Chih-Ting Lin, Chao-Sung Lai, and Jui-Lin Hsu It is demonstrated that the Gd2O3-NC memory with nanostructure band engineering is promising for future nonvolatile me...
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Asbestos
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Inside the global asbestos trade Banned or restricted in more than 50 countries, white asbestos continues to be widely used in China, India, Russia and Brazil, and many developing countries. The BBC's Steve Bradshaw and Jim Morris from the ICIJ report on an industry supported by a global network of...
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