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    It's Okay to Be Smart
            Why Don't Other Animals Wear Glasses?
                
                    
                        
                            Season 4
                        
                    
                    
                        
                            Episode 38
                        
                    
                
            
            
            Vision impairment is common in humans, so why not the rest of the animal kingdom?
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          7:30
        
      
    
  
  
                    
                
            Develop your own science truthiness detector!
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          4:58
        
      
    
  
  
                    
                
            SPOILERS: It doesn't end well.
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          5:19
        
      
    
  
  
                    
                
            No use cleaning. The universe is full of dust.
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          6:08
        
      
    
  
  
                    
                
            Ever wonder why you have thumbs?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          3:44
        
      
    
  
  
                    
                
            No, YOUR grandfather was a fish
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          7:17
        
      
    
  
  
                    
                
            26.2 miles of awesome human evolution.
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          3:31
        
      
    
  
  
                    
                
            There's a story inside every box
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          6:23
        
      
    
  
  
                    
                
            One picture can change the world
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          7:36
        
      
    
  
  
                    
                
            Why is some science fiction so good at predicting actual science?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          3:19
        
      
    
  
  
                    
                
            Why do we build monuments? What are they made of?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          5:25
        
      
    
  
  
                    
                
            Pucker up. I'm gonna lay some science on you!
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          8:05
        
      
    
  
  
                    
                
            Evolution has come up with some pretty amazing ways to get things done.
        
        
     
     
     
     
     
     
     
     
     
     
     
    