The 4-Billion-Year Journey of Earth’s Most Precious Metal The Cosmic Birth of Gold Gold — one of humanity’s oldest obsessions — is far more than a shining metal. Its story begins not on Earth, but in ...

BEIJING, Oct. 6 (Xinhua) -- Analysis of lunar farside soil samples collected by China's Chang'e-6 lunar probe has helped scientists discover that the mantle on the far side of the moon is cooler than ...

BEIJING, Oct. 6 (Xinhua) -- Analysis of lunar farside soil samples collected by China's Chang'e-6 lunar probe has helped scientists discover that the mantle on the far side of the moon is cooler than ...