August 30 , 2022
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	- NASA has created a 'sonification' of the sound emerging from the black hole at the centre of the Perseus galaxy cluster.
 
	- In 2003, astronomers discovered that the pressure waves sent out by this black hole cause ripples in the cluster’s gas.
 
	- That can be translated into a note, albeit, one that humans cannot hear. 
 
	- But NASA has created a sonification of this sound.
 
	- Data sonification is the process of converting data into sound.
 

                                 
                            
                                
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