2001 space odyssey, the beginning was the weapons had that has its intellectual roots back to raymond darr discovered the first one it just over my shoulder here from this wonderful little console but later in his career in the 1940s, post-world war ii he worked at a site where he discovered the bones had been smashed any formulate a hypothesis that the homonyms themselves had been doing this that we were these bloodthirsty killer apes and that idea has had roots and is still sort of again part of popular culture even though we know now those bones were smashed up because the hyenas, was not us so the science is refuted that idea but it is still part of how we think about ourselves and instead, i draw attention to apostle like this discovered in the 70s by a team in kenya and this is a leggett bone, upper leg bone in the early hominid, short of 2 million years old, long neck so we can tell it's up word walker but the cool thing about this possible, the amazing thing about this fossil is ahead a healed fracture so this year, this bulged bone sticking out of the side of the femur, that the h