Add Yahoo as a preferred source to see more of our stories on Google. How do people make paper out of trees, and why not use something else? – Cooper H., age 6, St. Louis, Missouri Paper is an ...

Carol Kratz (left) of La Crosse, Wis., gets a lesson in how to tie a knot using a strip of mulberry tree fibers from Nana Takano, a second-year student at the Center for the Book, as volunteers for ...