DossierENTITY

Tang dynasty

Coverage of Tang dynasty in the Nexus archive.

Earliest in view: May 23 · 01:00 UTCMost recent: May 23 · 01:00 UTC

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Recent coverage

TECHNOLOGYMay 23 · 01:00 UTCSCMP CHINA
Ancient Chinese texts depict ‘immortal mirror’ akin to CT scan – an early notion of robots
Ancient Chinese texts from the Tang dynasty describe an 'immortal mirror' resembling a CT scan, found in the southwest of an unnamed land. The polished stone, spanning hundreds of kilometers, was said to show visions instead of reflections, reflecting early conceptualizations of advanced technology and robotics.