Results 251 to 260 of about 69,912 (302)
Some of the next articles are maybe not open access.
1994
Abstract The inaccuracy of palaeomagnetic data for the Cambrian period, which is dated about half a billion years ago, means that the knowledge of palaeo biogeography, palaeoclimatology, and geotectonics must be applied to its plate reconstruction. Scientists (Zoninshain et al. 1977; Ziegler et al. 1979; Scotese et al. 1979, 1990; Palmer
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Abstract The inaccuracy of palaeomagnetic data for the Cambrian period, which is dated about half a billion years ago, means that the knowledge of palaeo biogeography, palaeoclimatology, and geotectonics must be applied to its plate reconstruction. Scientists (Zoninshain et al. 1977; Ziegler et al. 1979; Scotese et al. 1979, 1990; Palmer
openaire +1 more source
1999
Until the mid-1980s, AI researchers assumed that an intelligent system doing high-level reasoning was necessary for the coupling of perception and action. In this traditional model, cognition mediates between perception and plans of action. Realizing that this core AI, as it was known, was illusory, Rodney A.
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Until the mid-1980s, AI researchers assumed that an intelligent system doing high-level reasoning was necessary for the coupling of perception and action. In this traditional model, cognition mediates between perception and plans of action. Realizing that this core AI, as it was known, was illusory, Rodney A.
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1954
The description and classification of new material from the Upper Cambrian of the Llano uplift in Texas has provided the basis for a review of the whole problem of the oldest cephalopods. In the light of these discoveries it is possible to evaluate more critically the Cambrian fossils that have formerly been assigned to the cephalopods.
openaire +1 more source
The description and classification of new material from the Upper Cambrian of the Llano uplift in Texas has provided the basis for a review of the whole problem of the oldest cephalopods. In the light of these discoveries it is possible to evaluate more critically the Cambrian fossils that have formerly been assigned to the cephalopods.
openaire +1 more source
Priroda (Zagreb), 2013
Vrijeme i uvjeti za kambrijsku eksploziju. Što je prethodilo tom događaju i koji su mogući uzroci.
openaire
Vrijeme i uvjeti za kambrijsku eksploziju. Što je prethodilo tom događaju i koji su mogući uzroci.
openaire
Fossil evidence unveils an early Cambrian origin for Bryozoa
Nature, 2021Zhiliang Zhang, Zhi-Fei Zhang, Junye
exaly
Geochemical evidence for widespread euxinia in the Later Cambrian ocean
Nature, 2011Benjamin C Gill +2 more
exaly