7-Million-Year-Old Fossil: Strong Evidence for Earliest Human Upright Walking

New research offers strong evidence that *Sahelanthropus tchadensis*, a 7-million-year-old ape-like species, exhibited bipedalism, pushing back the timeline for humanity's first steps. This re-analysis of fossils, particularly the femur, identifies anatomical features crucial for upright walking, though scientific debate continues on its precise role in human lineage.

Read the full story on Quick Digest