Lucas Smith——Works at Microsoft, Lives in Redmond, WA
Printing in Northern China was further advanced by the 11th century, as it was written by the Song Dynasty scientist and statesman Shen Kuo (1031-C1095) that the common artisan Bi Sheng (990-1051) invented ceramic movable type printing.read more >>
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.