Archive: 27/11/2013

New technique for dataset cluster detection

(Phys.org) —A persistent problem for mathematicians trying to understand the structures of networks – in datasets representing relationships among everything from galaxies to people – is community detection: finding ...

dateNov 27, 2013 in Computer Sciences
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Manipulative parasites hijack hornets

Hornets put fear into the minds of most, but there is a parasite that the hornets fear (if indeed they are capable of fear). Sphaerularia vespae is a parasitic nematode that infects the Japanese yellow hornet (Vespa simillima). ...

dateNov 27, 2013 in Plants & Animals
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Image: 1983 ESA Spacelab sled experiment

A test subject sitting on Sled, an ESA experiment launched on Spacelab-1 on 28 November 1983. Sled investigated space sickness by monitoring eye movement as the seat moved horizontally and tilted while cold or hot air was ...

dateNov 27, 2013 in Space Exploration
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