BodyInterestingBabies are born with around 270-300 bones, but adults have only 206. The difference? Many bones fuse together as we grow.1806k
TechnologyMind-BlowingThere's a 3D-printed cast that uses ultrasound to help heal bones 40% faster.214k
ScienceMind-BlowingIn 2005, paleontologist Mary Schweitzer dissolved a T. rex bone in acid and discovered preserved soft tissue, including blood vessels and collagen proteins—a finding that revolutionized our understanding of fossil preservation.215k
ScienceInterestingScientists are developing 'fracture putty' - injectable bone cement materials that can be packed around fractures and harden to provide structural support within days, potentially revolutionizing how broken bones are treated.81k