NANJING, Nov. 29 (Xinhua) — A Chinese archaeologist has announced new findings about an ancient scrap of paper, likely to be evidence of the earliest on record, dating 250 years before Cai Lun invented paper-making technology in China. The piece, about five centimeters long and two centimeters wide, was unearthed as early as 1986 in … Continue reading Chinese paper-making older than previously thought