scientific controversy
substantial disagreement among scientists
Arthropod head problem
uncertainty regarding the evolutionary realtionship of the segmental composition of the head in various arthropod groups
Hwang Woo-suk scandal
scientific controversy
Rind et al. controversy
scientific controversy
probability interpretation
philosophical interpretation of the axioms of probability
hafnium controversy
debate over the possibility of triggering rapid energy releases, via gamma ray emission, from hafnium-178m2, as reported by Carl Collins in 1998
Bone Wars
Period of competitive fossil hunting during the Gilded Age of American history, marked by a heated rivalry between Edward Drinker Cope and Othniel Charles Marsh
N ray
hypothesized form of radiation, described by Prosper-René Blondlot in 1903 but subsequently found to be illusory