When I was in elementary school, our weekly reader contained a story and picture (this very picture) of a new find proving evolution. It was called Zinjanthropus, found in Africa and supposedly a half ape, half man missing-link. When I showed it to my parents, my grandmother responded, “I don’t believe it.” “But his picture …
Tag: bones
Hanging Around the Joint
As we saw last time, bones are amazing structures. They give our bodies shape, support, and protection. But were it not for joints, bones would eliminate our mobility. Just How Do Muscles Help Bones? For every motion our bodies make, two muscles are needed- one to move it, and the other to return it. So, …
Our Amazing Bones
Several years ago I was told the chassis mounts on my car were rusted out. It was time to replace it. In thinking back on the faithful auto, I wonder, “Wouldn’t it be great if I had a self-repairing car chassis? If something broke, it would fix itself. Cars could last indefinitely!” What Is So …