Three unsolved mysteries of the Moon

Our first samples of the Moon, brought with the Apollo missions in the 60s and early 70s, helped us learn a lot about the celestial body. More than fifty years later though, there's still a lot that we don't know. Or things that we thought we knew that aren't quite so clear-cut.

Video by Sanjana Bhambhani and Leelyn Ellis

https://www.bbc.com/reel/video/p0g8d11j/three-unsolved-mysteries-of-the-moon