澳门金沙网上娱乐平台:Lasers reveal ancient words of wisdom

时间:2019-03-06 01:12:06166网络整理admin

By Kurt Kleiner WHEN some 12th-century monks in Constantinople needed to write a prayer book, they found an old parchment and scraped it clean. Tragically, they scraped off seven treatises by Archimedes, the 3rd century BC Greek mathematician. The treatises had been transcribed by monks two hundred years earlier. But now restoration experts at the Walters Art Gallery in Baltimore, Maryland, has commissioned a team from nearby Johns Hopkins University and the Rochester Institute of Technology to transcribe the complete work,