The 7th International Conference on Sustainable Information Engineering and Technology
The Middle Paleolithic, approximately 300,000 years ago, saw the introduction of the prepared-core technique, where multiple blades could be rapidly formed from a single core stone. The Upper Paleolithic, beginning approximately 40,000 years ago, saw the introduction of pressure flaking, where a wood, bone, or antler punch could be used to shape a stone very finely. By the mid-twentieth century, humans had achieved a mastery of technology sufficient to leave the surface of the Earth for the first time and explore space. At the same time, this new technology replaced …