来自MSN3 天
Chang’e-5 lunar mission solves 120-million-year-old volcanic mystery
For decades, scientists have debated the Moon's volcanic history. While extensive evidence of ancient eruptions exists, ...
来自MSN3 个月
The moon might still have active volcanoes, China's Chang'e 5 sample-return probe reveals
16, 2020. "Uranium-lead dating of the three volcanic glass beads shows that they formed 123 million, ±15 million, years ago," wrote Wang and Zhang's team. Uranium-lead dating involves measuring ...