منابع مشابه
How life shaped Earth
Earth is much more complex than all the other solar system objects that we know. Thanks to its rich and diverse geology, our planet can offer habitats to a wide range of living species. Emerging insights suggest that this is not just a happy coincidence, but that life itself has in many ways helped to shape the planet.
متن کاملHow Single Fibre EMG Moved Into Clinical Routine
History In the late 1950s, conventional EMG had been proven to be a useful complement in the evaluation of patients with neuromuscular disorders. The method had then been tested in some laboratories for a decade. At this time Dr Jan Ekstedt and myself were introduced to research in the Dept of Pharmacology, Uppsala. Our mentor, Prof Bárány, suggested to us to study fatigue of skeletal muscle. C...
متن کاملHow "Weak" Mindreaders Inherited the Earth
Carruthers argues that an integrated faculty of metarepresentation evolved for mindreading and was later exapted for metacognition. A more consistent application of his approach would regard metarepresentation in mindreading with the same skeptical rigor, concluding that the “faculty” may have been entirely exapted. Given this result, the usefulness of Carruthers’ line-drawing exercise is calle...
متن کاملHow people moved: researching the experience of mobility in the past.
1 For overviews see: C. Pooley and J. Turnbull, Migration and mobility in Britain since the eighteenth century (London, 1998); I. Whyte, Migration and society in Britain, 1550–1830 (Basingstoke, 2000); I. Gregory, ‘Longitudinal analysis of ageand gender-specific migration patterns in England and Wales’, Social Science History, 24 (2000), 471–503. 2 Pooley and Turnbull, Migration and mobility. S...
متن کاملHow many and which ant species are being accidentally moved around the world?
Human transportation facilitates the dispersal of exotic ants, but few studies have quantified the magnitude and geography of these movements. We used several non-parametric indices to estimate the number of species successfully introduced to or established in new regions. We also compared their source biogeographic realms to assess the importance of geographical origin in determining the likel...
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ژورنال
عنوان ژورنال: Nature
سال: 1989
ISSN: 0028-0836,1476-4687
DOI: 10.1038/342602a0