Using space tech to unearth relics

Cambodian Buddhist monks visiting Angkor Wat on the northern outskirts of Siem Reap, Cambodia, in this filepic. Commercial operations have begun at Cambodia’s newest and biggest airport, designed to serve as an upgraded gateway to the country’s major tourist attraction, the centuries-old Angkor Wat temple in the northwestern province of Siem Reap. — AP

MORE than 2,00 years ago, an ancient nomadic people called Great Yuezhi roamed Central Asia along the Silk Road. They lived along the banks of rivers, and had roads and irrigation systems.

Now, their lost civilisation may be uncovered, with eyes from the skies, or more accurately, from space.