Day: September 5, 2021

Friday, October 5, 2007 The winners of the 2007 Ig Nobel Prize have been announced. The awards, given out every early October since 1991 by the Annals of Improbable Research,

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