Chinese deep-ocean drilling ship brings home ‘precious’ South China Sea samples

The ocean drilling ship Mengxiang has returned from its first expedition in the South China Sea, where it set a national depth record and obtained basalt core samples that could help to unravel the region’s tectonic history. The 30-day expedition organised by the China Geological Survey tested the operational capabilities of the world’s most powerful deep-ocean drilling ship, according to a report published on Monday by the official ministry newspaper Science and Technology Daily. During the...