The relative degree of difference and similarity between human cultures from most similar to most different. Watching it helps to familiarise our everyday lives by viewing it from unusual perspectives 

The relative size of the universe from the level of subatomic particles to intergalactic space. Watching it helps to defamiliarise our everyday lives by viewing it from unusual perspectives 

The relative degree of difference and similarity between human cultures from most similar to most different. Watching it helps to defamiliarise our everyday lives by viewing it from unusual perspectives