The giant reptiles lived between 66 million and 225 million years ago, and their unusual proportions—big heads at the end of long ... while keeping the bone lightweight enough for flight ...

By adulthood, humans have 206-213 bones. Bones are living, active tissues that the body is constantly remodeling. Their functions include supporting body structure, protecting key organs ...

The newfound Milky Way bone is more than 300 light-years long but just 1 or 2 light-years ... ray observatory Gamma-ray bursts reveal largest structure in the universe is bigger and closer to ...