Carbon, nitrogen and sulphur stable isotopes analysis is an effective technique to reconstruct nestling Bonelli's Eagle diet, according to a paper published in the journal The Ibis, one of the most prestigious publications ...
Ecology
Jul 10, 2014
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Researchers at The University of Texas at Austin have devised a new method for enriching a group of the world's most expensive chemical commodities, stable isotopes, which are vital to medical imaging and nuclear power, as ...
General Physics
Jun 29, 2014
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A team of scientists has successfully identified the age of 120,000-year-old Antarctic ice using radiometric krypton dating – a new technique that may allow them to locate and date ice that is more than a million years ...
Earth Sciences
Apr 21, 2014
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After the fairly warm Miocene climate optimum about 17-15 million years ago, Earth's climate began to cool. Holbourn et al. present a new high-resolution record of climate evolution over the middle to late Miocene from 12.9 ...
Earth Sciences
Feb 7, 2014
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Western Australian researchers have used stable isotope ratios from the tail feathers of bridled terns (Onychoprion anaethetus) on Penguin Island to assess how their feeding habits vary during the breeding season.
Plants & Animals
Dec 20, 2013
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Spiders may not be the pure predators we generally believe, after a study found that some make up a quarter of their diet by eating pollen.
Plants & Animals
Dec 18, 2013
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A common songbird may have acquired genes from fellow migrating birds in order to travel greater distances, according to a University of British Columbia study published this week in the journal Evolution.
Evolution
Sep 20, 2013
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(Phys.org) —New findings from NASA's Curiosity rover provide clues to how Mars lost its original atmosphere, which scientists believe was much thicker than the one left today.
Space Exploration
Jul 18, 2013
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(Phys.org) —A new study says Europe's first farmers used far more sophisticated practices than was previously thought. A research team led by the University of Oxford has found that Neolithic farmers manured and watered ...
Archaeology
Jul 16, 2013
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Researchers from the University of Oviedo (Spain) have labelled sulphur in brewer's yeast with a non-radioactive method so that when feeding it to laboratory rats the course taken by the element can be tracked and the amino ...
Biochemistry
Jul 3, 2013
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