Black Holes: what are we seeing when we see one? | Podcast

April 12, 2019 10:54 pm | Updated May 05, 2019 01:18 pm IST

Shubashree Desikan picks astronomer Niruj Mohan Ramanujam's brains about how scientists have finally come to piece together an image of a black hole using interferometry, and gets answers to questions posed by  The Hindu's Twitter followers .

How the picture of one of the universe’s most secretive objects was clicked

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