News tagged with polarization

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New insights into the evolutionary history of bears

According to researchers of the LOEWE Biodiversity and Climate Research Centre (BiK-F), Goethe University Frankfurt and the U.S. Wildlife Service several bear species that today only occur in America or in ...

dateJun 12, 2014 in Ecology
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Are the BICEP2 results invalid? Probably not

Recently rumors have been flying that the BICEP2 results regarding the cosmic inflationary period may be invalid. It all started with a post by Dan Falkowski on his blog Resonaances, where he claimed that the BICEP2 had misinterpreted some data, which render ...

dateMay 20, 2014 in Astronomy
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Sharks contain more pollutants than polar bears

The polar bear is known for having alarmingly high concentrations of PCB and other pollutants. But researchers have discovered that Greenland sharks store even more of these contaminants in their bodies.

dateApr 15, 2014 in Ecology
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Mercury contamination threatens Antarctic birds

Mercury contamination in the Antarctic and Subantarctic affects bird populations, reveal researchers from the Centre d'Etudes Biologiques de Chizé and from the 'Littoral, Environnement et Sociétés' Laboratory ...

dateApr 11, 2014 in Ecology
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Setting a trap for gravity waves

In 1996 Uros Seljak was a postdoc at Harvard, contemplating ways to extract information from the cosmic microwave background (CMB). The distribution of anisotropies, slight temperature differences, in the ...

dateMar 19, 2014 in General Physics
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Building BICEP2: A conversation with Jamie Bock

Caltech Professor of Physics Jamie Bock and his collaborators announced on March 17, 2014 that they have successfully measured a B-mode polarization signal in the cosmic microwave background (CMB) using the ...

dateMar 18, 2014 in Astronomy
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