News on aeronautics, levitation phenomena & "flying machines"

News on aeronautics & aerospace engineering:

Aeronautics & aerospace engineering:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


 

 

 


 


 


 


 

 

Levitation phenomena:

 

 

 

 

 



 

 

 

 

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