An assemblage of tools found in Tanzania that was fashioned about 1.5 million years ago from the limb bones of elephants and hippos reveals what scientists are calling a technological breakthrough for ...

"Precise anatomical knowledge and understanding of bone morphology and structure is suggested by ... while the inner layers - composed of a spongy material - are softer. "These characteristics ...

“Precise anatomical knowledge and understanding of bone morphology and structure is suggested by ... while the inner layers – composed of a spongy material – are softer.

Your back’s structure Your spine is ... Between these vertebrae are spongy disks that act a lot like shock absorbers, cushioning the bones when you move around. Ligaments and muscles hold ...

Bone marrow resides in a network of thin, web-like bone columns known as trabecular or spongy bone, which forms a honeycomb pattern. This porous structure supports blood cell production by housing ...