Science news articles about 'radio transmitters'

  • Radio waves 'see' through walls

    ... Utah engineers showed that a wireless network of radio transmitters can track people moving behind ... people are located, he adds. Patwari says radio tomography probably can be improved to detect people ...
  • Recipe for energy saving unravelled in migratory birds

    ... spring migratory flights over the central USA, the researchers applied some modern technology. A temporary radio-transmitter, weighing less than one gram, fastened to the bird’s back sent the heart ...
  • Brown chemists create cancer-detecting nanoparticles

    ... to these cancer cells, the particles operate like radio transmitters, greatly aiding the MRI's detection ... 's nanoparticles are like having a 50,000-watt radio transmitter versus a 150-watt station; it' ...
  • Let the cat keep chasing the mouse

    ... model to find suitable habitats for wildcats. In doing so they fitted six tomcats and six feline cats with radio-transmitters to track their home ranges. Over the space of four years a ...
  • How to stop a new type of heart attack

    ... , a team led by William Maisel at Harvard Medical School demonstrated how a commercial radio transmitter could be used to modify wireless communications from a pacemaker (New Scientist, 22 March, p 23 ...
  • Big, old mice spread hantavirus

    ... Their blood was sampled. Some of the released animals were implanted with individually coded radio transmitters (like those used on pets) or marked with powder to track their contacts: -- Round, 12 ...
  • Signal opportunities on the slopes -- with RFID

    ... skiing is all about thousandths of a second. Hence, professional athletes must constantly refine their technique. Small radio transmitters will make it possible to analyze pros` habits more closely.
  • Signal opportunities on the slopes -- with RFID

    ... Fraunhofer Institute for Factory Operation and Automation IFF in Magdeburg. In the future, transponders – radio transmitters and receivers – will support coaches in their work. They can be attached to ...
  • Wildlife Conservation Society supports world's first study of egg-laying mammal

    ... (15 adults and 7 juveniles), and affixed radio transmitters to 9 adults and 3 juveniles. ... echidnas resulted in transmitters falling off. The ankle proved to be a more reliable placement point. Home ...
  • Reintroduced Chinese alligators now multiplying in the wild in China

    ... professionals from WCS's Global Health Program and the Shanghai Wildlife Zoo and fitted with radio transmitters for remote monitoring before being released. Experts reported that the reintroduced ...
  • Monarch butterflies with a heavy load

    ... ) -- Scientists have succeeded for the first time in fitting monarch butterflies with a radio transmitter and in tracking them from an aircraft over a long distance on their flight northwards during ...
  • Study finds migratory birds not picky about their rest stops

    ... , they could cut down all the trees and plant more corn on it." Dunning said he would like to use radio transmitters on birds that gather in small woodlots to see how long they stay in the areas and ...
  • North Carolina football players testing pill that can give body temperature readings

    ... of North Carolina football player Kendric Burney to swallow. They handed him a pill containing a battery, thermometer and radio transmitter and told him it would lodge in his intestine, ...
  • Salmon migration mystery explored on Idaho's Clearwater River

    ... for the U.S. Army Corps of Engineers. Together, fish tagged with both acoustic and radio transmitters help create a more comprehensive picture of how the river affects fish travel. The location data ...

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