Black Holes

Misha Glenny and guests discuss one of the wonders of the natural world. In 1875 in the western Pacific, the crew of HMS Challenger discovered the Mariana Trench which turned out to be deeper than Everest is high, by two kilometres. Trenches like Mariana form when one tectonic pl ...  Show more

Melvyn Bragg and guests discuss the evolution of lungs and of the first breaths, which can be traced back 400 million years to when animal life spread from rock pools and swamps onto land, as some fish found an evolutionary advantage in getting their oxygen from air rather than w ...  Show more

Brian Cox and Robin Ince look at the weird and wacky world of black holes as they ask a question that has been troubling scientists for years: What happens if you push Matt Lucas into a black hole? They are joined by the very game Matt Lucas, alongside cosmologist Sean Carroll an ...  Show more

Melvyn Bragg and guests discuss the abrupt transformation of stars after shining brightly for millions or billions of years, once they lack the fuel to counter the force of gravity. Those like our own star, the Sun, become red giants, expanding outwards and consuming nearby plane ...  Show more

Discover the unexpected twist that ignited our curiosity, the twist that pushed the boundaries of our understanding of the cosmos. Rusty from Donnybrook and Russ from Stylebridge brought forth questions that transformed our podcast into an intergalactic journey, delving into the ...  Show more

<span>Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.</span>