QUIRKY SCIENCE

The invention of paper seems straightforward. Although writing has been around for a long time, paper hasn't. In fact, putting thoughts down in written form wasn't always easy or practical. Early people discovered that they could make simple drawings on the walls of caves, which was a great place for recording thoughts, but not very portable. Earlier forms were bamboo, made by the Chinese and we have all heard of Papyrus, which actually was not the first type of paper. True paper - made from various fibers much like today, is credited to Han Dynasty official Cai Lun in 105 AD, though there's e... Číst dále