Human evolution | History, Stages, Timeline, Tree, Chart, & Facts
网页2024年9月12日 — human evolution, the process by which human beings developed on Earth from now-extinct primates. Viewed zoologically, we humans are Homo sapiens, a culture -bearing upright-walking species that lives on the ground and very likely first evolved in Africa about 315,000 years ago.
An Evolutionary Timeline of Homo Sapiens | Smithsonian
网页2021年2月2日 — The long evolutionary journey that created modern humans began with a single step—or more accurately—with the ability to walk on two legs. One of our earliest-known ancestors, Sahelanthropus ...
How Did Humans Evolve? - HISTORY
网页2020年3月5日 — The first humans emerged in Africa around two million years ago, long before the modern humans known as Homo sapiens appeared on the same continent.
Timeline of human evolution - Wikipedia
网页The timeline of human evolution outlines the major events in the evolutionary lineage of the modern human species, Homo sapiens, throughout the history of life, beginning some 4 billion years ago down to recent evolution within H. …
When did Homo sapiens first appear? - Live Science
网页2023年12月11日 — New fossils push back dates. The oldest evidence of life is from 3.95 billion-year-old rocks. Humans evolved much later in Earth's history, possibly around 1 million to 700,000 years ago,...
When did the first humans arise on planet Earth? - Big Think
网页2022年3月1日 — It took 13.8 billion years of cosmic history for the first human beings to arrive, and we did so relatively recently: just 300,000 years ago. 99.998% of the time that passed since the Big Bang...
Who was the first human? Identifying them is tricky, but it was …
网页2022年5月21日 — More than a century ago, scientists began classifying fossils depending on whether they appeared to have looked and acted more in line with humans living today — that's us — than ancient hominins, such as the ape-like Australopithecus afarensis, nicknamed Lucy, which lived a few million years ago.
Introduction to Human Evolution | The Smithsonian Institution's Human …
网页2024年7月9日 — Humans first evolved in Africa, and much of human evolution occurred on that continent. The fossils of early humans who lived between 6 and 2 million years ago come entirely from Africa. Most scientists currently recognize some 15 to 20 different species of early humans.
Homo sapiens - The Smithsonian's Human Origins Program
网页2024年1月3日 — During a time of dramatic climate change 300,000 years ago, Homo sapiens evolved in Africa. Like other early humans that were living at this time, they gathered and hunted food, and evolved behaviors that helped them respond to the challenges of survival in unstable environments.
Human Evolution 101 - National Geographic
网页2015年9月11日 — The origins of humankind have long fascinated scientists and the public alike—but the topic can get confusing. Here are answers to a few common questions.