Like all famous historical figures, Zheng He, the greatest navigator in Chinese history, has not escaped controversy. The size of his fleet ships and the routes his voyages took continue to ignite heated debates worldwide. At last week's first international forum on Zheng He's voyages held in Qin...
Researchers have found evidence from an Ice Core of a Large Impact that occurred circa 1443 S.D.
Dallas Abbott of the Lamont-Doherty Earth Observatory (LDEO) and her colleagues analysed melt water from nine samples taken from the West Antarctic Siple Dome ice core that date between 1440 and 14...