[Thread Prev] | [Thread Next] | [Thread Index] | [Date Prev] | [Date Next] | [Date Index] |
:-) Glad, you didn't. Niko > Couldn't resist.... > > Rare Albino Crow Draws Crowds > http://www.nbc30.com/news/2842148/detail.html > > Racial crow joke: > Q: What is an albino crow called? > A: Caw-casian > > > > > > "Nikolaus > > Malchus" To: > paleonet@nhm.ac.uk > <n.malchus@gmx.ne cc: > > t> Subject: Re: paleonet Homo > sapiens / H. erectus introgression > Sent by: > > paleonet-owner@nh > > m.ac.uk > > > > > > 04/01/2005 10:59 > > AM > > Please respond to > > paleonet > > > > > > > > > and absence of evidence is not > > evidence of absence. > > K.Burton > > Of course not. > A nice conundrum, Popper gave an answer to. Perhaps it is not the only > possible one. > The problem is that at least in Paleontology and many other sciences we > will > never be able to provide 100% evidence of absence (except, perhaps, for > morphological characters, but even there is much space for discussion), an > inherent problem of inductive logic. > But, we can develop a hypothesis using "absence of evidence", e.g. the > well > known "All ravens are black", i.e. other-coloured ravens never lived, > don't > live today and will never live (a universal statement). > Such hypotheses can be tested at least potentially (indispensible for a > scientific hypothesis) by showing that it is false (if a non-black raven > shows up). > > K.R. Popper, The logic of scientific discovery, 1992, Routledge (1st > published 1959 by Hutchinson Education). > > Cheers, > > Niko > > -- > --- > ADDRESS: Dept. de Geologia/Unitat Paleontologia, Universitat Autònoma de > Barcelona, Campus, > Edifici Cs, 08193 Bellaterra (Cerdanyola del Vallès), Catalunya, SPAIN > --- > Tel xx34-93-581-1464/Fax -1263 > --- > n.malchus@gmx.net (admits larger attachments) > nikolaus.malchus@uab.es (max. 2MB for attachments) > --- > > > > > -- --- ADDRESS: Dept. de Geologia/Unitat Paleontologia, Universitat Autònoma de Barcelona, Campus, Edifici Cs, 08193 Bellaterra (Cerdanyola del Vallès), Catalunya, SPAIN --- Tel xx34-93-581-1464/Fax -1263 --- n.malchus@gmx.net (admits larger attachments) nikolaus.malchus@uab.es (max. 2MB for attachments) ---
Partial index: