(Phys.org) —In a typical man-made sonar system, pulses of sound emitted by the projector bounce off hidden objects underwater. The echoes are then detected by the receiver to infer the location and size of the hidden objects.
More than 2.8 megalitres of water has been saved in just under a year using groundwater to cool the Pawsey Centre supercomputer in Perth.
Environment
Oct 8, 2014
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During cell division, chromosomes acquire a characteristic X-shape with the two DNA molecules (sister chromatids) linked at a central "connection region" that contains highly compacted DNA. It was unknown if rearrangements ...
Cell & Microbiology
Oct 8, 2014
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One key to animal survival is bitter taste——the better to avoid ingesting potentially harmful poisons or foods. The evolution of bitter taste has been a hot topic amongst evolutionary biologists, and with more and more ...
Evolution
Oct 8, 2014
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Just like adjusting a watch, the key to accurately telling evolutionary time is based upon periodically calibrating against a gold standard.
Biotechnology
Oct 8, 2014
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It has been known for several years that sulfuric acid contributes to the formation of tiny aerosol particles, which play an important role in the formation of clouds. The new study by Kürten et al. shows that dimethylamine ...
Earth Sciences
Oct 8, 2014
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An article published in the journal Animal Biology indicates that parental care improves embryos' development in the river blenny. The article is signed by experts Dolors Vinyoles, Noëlle Fabre and Eduardo García, from ...
Plants & Animals
Oct 8, 2014
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(Phys.org) —A team of dolphin experts from Scotland have shed new light on the effect of marine tourism on the behaviour of dolphins.
Ecology
Oct 8, 2014
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The human and environmental dangers posed by a widely used manufacturing technique could be almost eradicated thanks to research led by Plymouth University.
Engineering
Oct 8, 2014
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ESA astronaut Alexander Gerst spent six hours and 13 minutes outside the International Space Station with NASA astronaut Reid Wiseman on Tuesday, 7 October 2014. This was the first spacewalk for both astronauts but they performed ...
Space Exploration
Oct 8, 2014
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