Last Updated: Friday, 11 May 2007, 09:08 GMT 10:08 UK Scientists have developed an artificial plastic blood which could act as a substitute in emergencies. Researchers at Sheffield University said their creation could be a huge advantage in war zones. They say that the artificial blood is light to carry, does not need to be kept cool and can be kept for longer. The new blood is made up of plastic
By Jonathan Fildes Science and technology reporter, BBC News, San Francisco A bionic eye implant that could help restore the sight of millions of blind people could be available to patients within two years. US researchers have been given the go-ahead to implant the prototype device in 50 to 75 patients. The Argus II system uses a spectacle-mounted camera to feed visual information to electrodes i
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