The Dragons of Eden: Speculations on the Evolution of Human IntelligenceDr. Carl Sagan Takes Us on a Great Reading Adventure, Offering his Vivid and Startling Insight Into the Brain of Man and Beast, the Origin of Human Intelligence, the Function of our Most Haunting Legends -- and Their Amazing Links to Recent Discoveries. Book jacket. |
Contents
Introduction | 10 |
The Cosmic Calendar | 11 |
Genes and Brains | 19 |
Copyright | |
11 other sections not shown
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Dragons of Eden: Speculations on the Evolution of Human Intelligence Carl Sagan Limited preview - 2012 |
Common terms and phrases
ability able activity American analytical ancestors animals apes behavior bits body mass brain function brain mass brain to body brain volume called cells cerebral cortex cerebral hemispheres chimpanzees cognitive complex components connection corpus callosum cosmic cubic centimeters cultural described dinosaurs dragons dream Earth electrical emotional endocranial evidence evolution evolutionary evolved example experiments extraterrestrial forebrain fossil frontal lobes genetic gestural language gracile Australopithecines hand hemi hindbrain Homo erectus Homo habilis human brain impairment intelligence intuitive invention learning least left hemisphere lesions limbic system mammalian mammals memory ment midbrain million years ago molecules monkeys mutation natural selection neocortex neocortical neural neurons olfactory organisms parietal lobe patient perhaps predators primates programs proteins R-complex ratio of brain recent remarkable reptiles reptilian right hemisphere ritual seems sense sexual significant sleep smell species split-brain survival synapses temporal lobe tion triune brain verbal Washoe word