"Visualized: The 4 Billion Year Path of Human Evolution"
"Visualized: The 4 Billion Year Path of Human Evolution" From Protocells to People: A Visual Journey Through 4 Billion Years of Human Evolution Life on Earth began with tiny, simple structures known as protocells—primitive forms of life that lacked complex features but set the foundation for everything that came after. Over millions of years, these basic life forms evolved into more complex, multicellular organisms. One of the earliest known examples is Dickinsonia, a soft-bodied creature that e