Anaemic star carries the mark of its ancient ancestor
A newly discovered ancient star containing a record-low amount of iron carries evidence of a class of even older stars, long hypothesised but assumed to have vanished.
A newly discovered ancient star containing a record-low amount of iron carries evidence of a class of even older stars, long hypothesised but assumed to have vanished.
Astronomy
Aug 1, 2019
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A team of agrochemists from Russia, Germany, and Chile confirmed the so-called ferrous wheel hypothesis—the turnover of iron in the soil that enriches it with organic nitrogen. The results of the study were published in ...
Earth Sciences
Apr 12, 2019
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7
Scientists at Rice University have developed synthetic protein switches to control the flow of electrons.
Biochemistry
Dec 17, 2018
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243
Scientists at TU Darmstadt explored on an atomic level how changes in iron content influence the micro-structure of samarium-cobalt based permanent magnets. Their results were published in Nature Communications. In the long ...
General Physics
Jul 6, 2017
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7
Scientists have come up with a strange new method for detecting explosives: using spinach. The plants are impregnated with fluorescent "bionic" nanotubes that emit infrared light. In the presence of specific chemicals, the ...
Biotechnology
Dec 7, 2016
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5
A metal-poor star located merely 190 light-years from the Sun is 14.46+-0.80 billion years old, which implies that the star is nearly as old as the Universe! Those results emerged from a new study led by Howard Bond. Such ...
Astronomy
Feb 25, 2013
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An international research team has published the results of an ocean iron fertilization experiment (EIFEX) carried out in 2004 in the current issue of the scientific journal Nature. Unlike the LOHAFEX experiment carried out ...
Earth Sciences
Jul 18, 2012
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Ancient manuscripts are treated like hospital patients at a famous book restoration institute in Rome that has worked on everything from the Dead Sea Scrolls to one of the oldest Korans in the world.
Archaeology
Dec 26, 2011
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A team of researchers from the University of Valladolid (Spain) has analysed 40 brands of beer, discovering that dark beer has more free iron than pale and non-alcoholic beers. Iron is essential to the human diet, but also ...
Other
Aug 11, 2011
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