
Human evolution | History, Stages, Timeline, Tree, Chart, & Facts ...
Sep 30, 2025 · Human evolution, the process by which human beings developed on Earth from now-extinct primates. The only extant members of the human tribe, Hominini, belong to the …
human origins - Kids | Britannica Kids | Homework Help
The process by which one type of living thing develops into another type is called evolution. Modern humans evolved in stages from a series of ancestors, including several earlier forms …
Human evolution - Fossils, Species, Adaptations | Britannica
Sep 30, 2025 · Therefore, it is safe to assume that by about 1.53 mya the uniquely human locomotor and associated cooling systems were basically established. Subsequent alterations …
Human evolution - Miocene, Bipedalism, Adaptations | Britannica
Sep 30, 2025 · Human evolution - Miocene, Bipedalism, Adaptations: It is generally agreed that the taproot of the human family shrub is to be found among apelike species of the Middle …
History of Technology Timeline | Evolution, Digital, Medical ...
A timeline of important moments in the history of technology from the first stone tools to artificial intelligence.
Human evolution - Emergence, Homo Sapiens, Bipedalism
Sep 30, 2025 · Human evolution - Emergence, Homo Sapiens, Bipedalism: The relationships among Australopithecus, K. platyops, Paranthropus, and the direct ancestors of Homo are …
Human evolution - Tool Design, Refinements, Technology
Sep 30, 2025 · The first tools (hammers, anvils, and primitive cutting tools) made way for the earliest human-made chipped flake tools and core choppers (2.5–2.1 mya). Double-faced …
human origins - Students | Britannica Kids | Homework Help
But above all, an understanding of human origins provides a glimpse into early human history, into a time and world virtually unimaginable to people alive today and that yet shaped the …
Human evolution - Bipedalism, Adaptations, Fossils | Britannica
Sep 30, 2025 · Human evolution - Bipedalism, Adaptations, Fossils: There are many theories that attempt to explain why humans are bipedal, but none is wholly satisfactory. Increased speed …
Human evolution - Brain Size, Adaptations, Fossils | Britannica
Sep 30, 2025 · The unreliability of brain size to predict cognitive competence and ability to survive in challenging environments is underscored by the discovery of a distinctive human sample, …