Moon rocks look rather nondescript—they are often gray in color—but for NASA planetary scientist Samuel Lawrence, they are the “most precious materials on Earth.”
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/moon.jpg)
Source:
https://phys.org/news/2019-06-apollo-moon-universe.html
Only the Autodidact is Free
Moon rocks look rather nondescript—they are often gray in color—but for NASA planetary scientist Samuel Lawrence, they are the “most precious materials on Earth.”
Source:
https://phys.org/news/2019-06-apollo-moon-universe.html