Life in what is now Tanzania was difficult and dangerous 1.8 million years ago, according to a team of scientists from the United States, Switzerland and Spain. Paranthropus boisei. Image credit: © Roman Yevseyev. “Early humans had access to food, water and shady shelter at a site in Olduvai Gorge, Tanzania,” said team member Prof. Gail M. Ashley of Rutgers University. “They even had lots of stone tools with sharp edges. But it was tough living....
