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DRAGNs in the sky

A radio galaxy is a galaxy that emits large amounts of radio waves. They were first discovered in the 1950s, but it wasn't until the 1960s when a technique known as aperture synthesis was developed that we could resolve the ...

dateSep 09, 2014 in Astronomy
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New type of cell movement discovered

For decades, researchers have used petri dishes to study cell movement. These classic tissue culture tools, however, only permit two-dimensional movement, very different from the three-dimensional movements that cells make ...

dateAug 28, 2014 in Cell & Microbiology
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Image: Rosetta spies comet surface variations

A new image of comet 67P/Churyumov-Gerasimenko shows the diversity of surface structures on the comet's nucleus. It was taken by the Rosetta spacecraft's OSIRIS narrow-angle camera on August 7, 2014. At the time, the spacecraft ...

dateAug 18, 2014 in Space Exploration
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Image: Rosetta's target up close

(Phys.org) —Close up detail focusing on a smooth region on the 'base' of the 'body' section of comet 67P/Churyumov-Gerasimenko. The image was taken by Rosetta's Onboard Scientific Imaging System (OSIRIS) on August 6, 2014. ...

dateAug 07, 2014 in Space Exploration
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