Human origins have always been a hot topic of research in academia,focusing on the controversy between“single African origin”and“multiregional evolution.”The evolution from ancient ape to modern humans was a compl...Human origins have always been a hot topic of research in academia,focusing on the controversy between“single African origin”and“multiregional evolution.”The evolution from ancient ape to modern humans was a complex process,which required the co-existence of diverse favorable factors.Based on a review of existing research findings,this paper argues that modern humans originated in the Himalayas and presents multi-dimensional evidence from the perspectives of geology,seismology,climatology,archaeology,biology,genetics,and others.The evolution from ape to man may have also existed in regions other than the Himalayas.However,such evolution falls under“invalid origin”due to the lack of essential conditions for evolution,and particularly,the evolutionary process was interrupted by the erosion of frequent Quaternary glaciations.The homo sapiens originating in the Himalayas gradually migrated and settled down across the world several times during the interglacial periods,creating local cultures and colorful civilizations in parallel.The findings of this paper provide new orientations and approaches for the studies of human origins and the development of civilizations.展开更多
Pyramids,symbols of the Ancient Egyptian civilization,are visited by tourists and studied by researchers from all around the world.However,the techniques used by Ancient Egyptians to construct the pyramid,specifically...Pyramids,symbols of the Ancient Egyptian civilization,are visited by tourists and studied by researchers from all around the world.However,the techniques used by Ancient Egyptians to construct the pyramid,specifically,how such a tall structure could have been constructed from huge blocks of stone with the limited productive forces at the time,remains a mystery to the world.Though numerous theories,such as the use of ramps,levers,pulleys,fluid buoyancy,and cast-in-place concrete,have been proposed in academia,no consensus has been reached to date.Based on mechanical principles and the productive forces available at the time,the famous Pyramid of Khufu is used as a case study in this paper to propose a theory of pit-aided construction.The main steps include the digging of the pit,the transportation of stone blocks into the pit,the layer-by-layer construction,and the layer-by-layer filling of soil until the top of the pyramid is completed.The main idea of the pit-aided construction was to use the self-weight of the stone material to achieve the transportation of stone blocks by converting potential energy to kinetic energy,thereby avoiding the large amounts of work that must be done to elevate the huge blocks of stone.The proposed theory of pit-aided construction is consistent with the cultural custom of burial that is associated with tomb construction,namely laying the deceased to rest through burial,and is also consistent with the productive forces available in Ancient Egypt at the time.展开更多
文摘Human origins have always been a hot topic of research in academia,focusing on the controversy between“single African origin”and“multiregional evolution.”The evolution from ancient ape to modern humans was a complex process,which required the co-existence of diverse favorable factors.Based on a review of existing research findings,this paper argues that modern humans originated in the Himalayas and presents multi-dimensional evidence from the perspectives of geology,seismology,climatology,archaeology,biology,genetics,and others.The evolution from ape to man may have also existed in regions other than the Himalayas.However,such evolution falls under“invalid origin”due to the lack of essential conditions for evolution,and particularly,the evolutionary process was interrupted by the erosion of frequent Quaternary glaciations.The homo sapiens originating in the Himalayas gradually migrated and settled down across the world several times during the interglacial periods,creating local cultures and colorful civilizations in parallel.The findings of this paper provide new orientations and approaches for the studies of human origins and the development of civilizations.
文摘Pyramids,symbols of the Ancient Egyptian civilization,are visited by tourists and studied by researchers from all around the world.However,the techniques used by Ancient Egyptians to construct the pyramid,specifically,how such a tall structure could have been constructed from huge blocks of stone with the limited productive forces at the time,remains a mystery to the world.Though numerous theories,such as the use of ramps,levers,pulleys,fluid buoyancy,and cast-in-place concrete,have been proposed in academia,no consensus has been reached to date.Based on mechanical principles and the productive forces available at the time,the famous Pyramid of Khufu is used as a case study in this paper to propose a theory of pit-aided construction.The main steps include the digging of the pit,the transportation of stone blocks into the pit,the layer-by-layer construction,and the layer-by-layer filling of soil until the top of the pyramid is completed.The main idea of the pit-aided construction was to use the self-weight of the stone material to achieve the transportation of stone blocks by converting potential energy to kinetic energy,thereby avoiding the large amounts of work that must be done to elevate the huge blocks of stone.The proposed theory of pit-aided construction is consistent with the cultural custom of burial that is associated with tomb construction,namely laying the deceased to rest through burial,and is also consistent with the productive forces available in Ancient Egypt at the time.