SciShow Space
      Why Astronomy Hasn't Really Changed Since the 1900s (2019x31)
      
      Date de diffusion: Avr 16, 2019
      The way modern researchers study the sky hasn’t really changed in the last few centuries. For the most part, astronomers still study things by analyzing their light.
     
    
      
        
        
          
            - Première: Avr 2014
 
            - Épisodes: 878
 
            - Abonnés: 1