The use of ringing recoveries —a conventional method used to study bird migration— in combination with more modern techniques such as species distribution modelling and stable isotope analysis helps to understand bird ...
Ecology
Oct 17, 2014
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An experiment led by researchers Sonja Orrigo and Berta Rubio, from the Grupo de Espectroscopia Gamma de l'Institut de Física Corpuscular IFIC (centre that belongs to the University of Valencia and the CSIC) observed an ...
General Physics
Sep 18, 2014
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According to legend, when Damocles declared that his king, Dionysius, must have a posh and easy life, Dionysius offered to trade places with Damocles. There was only one catch. Dionysius decreed that a sword be suspended ...
Astronomy
Sep 10, 2014
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The stability of atoms can vary considerably from one element to the next, and also between isotopes of the same element (whose nuclei contain the same number of protons but different numbers of neutrons). While many isotopes ...
General Physics
Sep 5, 2014
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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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Although much is known about atoms and their nuclei, scientists continue to make surprising discoveries as they probe the properties of some of the more exotic isotopes. Pieter Doornenbal from the RIKEN Nishina Center for ...
General Physics
Jan 10, 2014
4
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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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