Taxonomic classification of hepatitis A virus. Gust ID, Coulepis AG, Feinstone SM, Locarnini SA, Moritsugu Y, Najera R, Siegl G. Sufficient data have accumulated to permit the ICTV Ad Hoc Study Group on the Taxonomy of Hepatitis Viruses to recognize hepatitis A virus as a picornavirus.axonomic classification of hepatitis A virus. Gust ID, Coulepis AG, Feinstone SM, Locarnini SA, Moritsugu Y, Najera R, Siegl G. Sufficient data have accumulated to permit the ICTV Ad Hoc Study Group on the Taxonomy of Hepatitis Viruses to recognize hepatitis A virus as a picornavirus.
Wilhelm Wundt opens first experimental laboratory in psychology at the University of Leipzig, Germany. Credited with establishing psychology as an academic discipline, Wundt's students include Emil Kraepelin, James McKeen Cattell, and G. Stanley Hall.
Under letters patent from King Henry VII of England, the Italian John Cabot became the first European known to have landed in Canada after the time of the Vikings. Records indicate that on 24 June 1497 he sighted land at a northern location believed to be somewhere in the Atlantic provinces.