Chip prodigy returns to China, coal waste used for critical minerals: 7 science highlights

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1. Chinese archaeologist who discovered 5,000-year-old city pleads guilty to corruption
Liu Bin, a Chinese archaeologist credited with discovering a vast 5,000-year-old prehistoric city that rewrote the history of Chinese civilisation, has pleaded guilty to taking bribes and embezzlement.
2. Chip prodigy Da Bo...