Sinopsis
Considering questions such as 'Where did language come from?' and 'Do animals know they exist?', Michael Hanlon explores possible theories and dispatches a few of the less likely ones in his quest to fill the gaping holes that science is littered with.
![10 questions science can’t answer: a guide to science's greatest mysteries (macmillan science) [paperback] [feb 16, 2010] hanlon, michael](http://libros.elclubdelosraros.com/cdn/shop/files/2285153482270.jpg?v=1791988106&width=1445)