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Science News for October 11, 2009


Radio waves 'see' through walls

A wireless network of radio transmitters can track people moving behind solid walls, according to a new study. The system uses radio tomographic imaging (RTI) and has the potential to help law enforcement, rescue operations, and retail marketing.

SourceUniversity of Utah·JournalIEEE Transactions on Mobile Computing·DateOct 11, 2009

Blood counts are clues to human disease

A genome-wide association study identified 22 regions of the human genome associated with eight blood measurements, including haemoglobin concentration and platelet counts. These genetic variants are linked to increased risk of heart disease, coeliac disease, and type 1 diabetes in European populations.

SourceWellcome Trust Sanger Institute·JournalNature Genetics·DateOct 11, 2009