Japan to use renewable energy

Tuesday, August 16, 2011 A new law which seeks to utilise reusable energy and minimise cost impact on consumers is under development in Japan. The new law, which would be effective from July 1 next year, would seek to reduce Japan’s dependency on nuclear power. The new legislation would urge power utilities to cut costs by […]

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Toothpaste fills cavities without drilling

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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