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Universe (Evolution of Human Understanding of the universe (Hubble #…

- - - - communication
      - wifi
      - bluetooth
      - cellphone
  - - - thermal imaging
      - night vision
      - remote control
      - seeing objects in space
  - - - vitamin D
      - crime investigation
      - kills bacteria
- - - - our Sun is around 4.5 billion years
      - will live for another 5 billion years
      - sun is at least 2nd operation star
  - - - red shift
      - microwaves
        
        long waves
        
        flooded the universe