How to See Time Travel!!!

The video explores cosmic rays, their origins, and how they interact with Earth. It introduces the cloud chamber as a tool to visualize these particles and explains the role of Earth's magnetic field in protecting us from radiation. The concept of relativity is discussed in relation to muons, highlighting time dilation. The video also touches on the potential impact of radiation on the evolution of life on Earth. Finally, it provides a guide to building a simple cosmic ray detector.

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