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    Eons
            How Sex Became A Thing
                
                    
                        
                            Season 1
                        
                    
                    
                        
                            Episode 31
                        
                    
                
            
            
            We don’t know which living thing was the very first to arrive at the totally revolutionary process that is sexual reproduction but we can follow the history of how (and why) sex became a thing.
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          8:19
        
      
    
  
  
                    
                
            Fish evolved terrestrial traits to...stay fish?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          12:07
        
      
    
  
  
                    
                
            We're the only ones with chins, and we don't know why.
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          12:40
        
      
    
  
  
                    
                
            Why did sharks get so incredibly diverse and odd during the Golden Age?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          12:12
        
      
    
  
  
                    
                
            What was Charles Darwin really obsessed with?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          12:29
        
      
    
  
  
                    
                
            Did you know ocean basins are reincarnated?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          8:36
        
      
    
  
  
                    
                
            How did such a large predator survive?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          9:41
        
      
    
  
  
                    
                
            How did a relative of the red panda end up in North America?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          8:10
        
      
    
  
  
                    
                
            How did the competition of spiders vs insects drive them both into the air?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          12:38
        
      
    
  
  
                    
                
            Why plate tectonics don't make sense.
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          9:59
        
      
    
  
  
                    
                
            Why was it the mammals who triumphed?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          10:09
        
      
    
  
  
                    
                
            What do mountains reveal about primates?
        
        
     
    
                        
  
  
    
      
    
  
  
    
      
        
          10:39
        
      
    
  
  
                    
                
            When you take a deeper look at Pompeii, a different story could be told about the final moments.
        
        
     
     
     
     
     
     
     
     
     
     
     
    