Strange Unexplained Cosmic Rays (ft PhD Comics)

The video explores a childhood mystery involving a mysterious metal piece and transitions into a discussion about cosmic rays, particularly the Oh My God particle. It explains the nature of cosmic rays, their effects, and the mystery surrounding their origins. The video speculates on possible sources, including supermassive black holes and alien experiments, and discusses methods for detecting these particles, highlighting the potential use of smartphones in future research.

What new insight or understanding did you gain from this video?