Wednesday, April 6, 2005 A survey of 251 North American companies revealed that less than 10% of their computers have Windows XP Service Pack 2 installed. The results of the study, conducted by AssetMetrix, were released this week after 136,000 PCs running Microsoft’s Windows operating system were examined. Although many of the companies in the …

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Thursday, February 24, 2005 A paste containing synthetic tooth enamel can seal small cavities without drilling. Kazue Yamagishi and colleagues at the FAP Dental Institute in Tokyo say that the paste can repair small cavities in 15 minutes. Currently, fillers don’t stick to such small cavities so dentists must drill bigger holes. Hydroxyapatite crystals, of …

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