Daniel and Kelly’s Extraordinary Universe cover image

Listener Questions: Black Holes, Dark Entropy and a Radio Free Zone!

Daniel and Kelly’s Extraordinary Universe

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Arasibo Telescope

This dish is as tall as the washington monument. It's got two acres of area on the dish. Is it bigger than like the arasibo? It's not bigger, unfortunately. Arasebo a sort of built into the ground. This thing is above ground, but they can turn it nd, so they can point it in various directionsand that helps them understand like the location or the source of a signal. And there's lots of really interesting things you can learn about the verse just by listening to the sky in the radio. You know, this is how we discovered, for example, that the centre of our galaxy had a black hole,. because people heard this weird

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