The exposed internal structure was compact, uniform, and smooth. It entirely lacked any sign of internal bone structure that a real dinosaur bone would exhibit.

A group of North Texas doctors and scientists printed part of a human femur — the longest and strongest bone in the body — that mimics the strength, flexibility and overall mechanics of a real femur.

Compact bone is dense and forms the outer layer of all your bones. Bone shapes. An adult skeleton is made up of 206 bones, which come in several different shapes and sizes.

KIOWA COUNTY, Kan. (KSNW) – A Kansas museum located in Kiowa County is now home to what some consider an important and possibly history-altering find; a complete lower leg bone of a mammoth.

In determining that greater bone density is directly associated with an aquatic existence, the researchers amassed data on 297 species of living and extinct animals, land-dwellers and water-dwellers.

In determining that greater bone density is directly associated with an aquatic existence, the researchers amassed data on 297 species of living and extinct animals, land-dwellers and water-dwellers.