Homo sapiens first appeared around 300,000 years ago, descended from Homo heidelbergensis, the common ancestor we share with Neanderthals. (Image credit: JuliusKielaitis/Shutterstock)
First proposed by Charles Darwin and Alfred Russel Wallace in the 1850s, the theory of evolution is now considered a foundational element of modern science. It is a unifying concept that forms the basis of the biological sciences, explaining how all life on Earth arose from single-celled organisms that existed billions of years ago.
But how deeply do you understand evolution? Take our quiz to find out.
Hannah OsborneSocial LinksNavigationEditor
Hannah Osborne is the Earth and Animals Editor at Live Science. Before joining Live Science, she spent several years as the science editor at Newsweek. She also previously served as the science editor at the International Business Times UK. Hannah holds an MA in Journalism from Goldsmith's, University of London.
Sourse: www.livescience.com
