After seeing Interstellar, higher dimensional space is interesting to visualize9yr ⋅ chillinghard ⋅ r/Psychonaut
You guys will appreciate this more than r/trees... Entgineers, I present the Big Fork11yr ⋅ chillinghard ⋅ r/StonerEngineering
It takes photons millions of years to reach the surface of the Sun after being created by nuclear fusion at the core, and then 8 minutes to reach Earth10yr ⋅ chillinghard ⋅ r/woahdude