Posts Tagged ‘walking upright’
What a 2 Million Year Old Spine Can Tell Us
January 14th, 2022 by Lauren
What was the earth like 2 million years ago? Humans didn’t exist but what about our early ancestors? A newly discovered spine is shedding a little light on our early ancestors. Discovery of Spine Fossils A nearly complete lumbar portion of a spine was discovered in our in architectural dig in South Africa. The vertebrae […]
Walking on all four’s
February 20th, 2017 by Andrea
Although man stands on two legs, his skeleton was originally designed to stand on all four. The result is some ingenious adaptions, not all of them successful. Scientists suggest that when humans started walking upright, a terrific mechanical imbalance resulted. When walking on two legs, backaches became common since the spine was ‘deformed’ when humans […]