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
The Evolution of Lungs
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
Discover the fascinating history of alchemy — the ancient art that aimed to turn base metals into gold. From mystical experiments to the birth of modern chemistry, this video explores how alchemists shaped science, philosophy, and the human quest for knowledge.Find me and my musi ...Show more
Alchemists may have never turned lead into gold, but they did create the field of chemistry. Learn how the study of alchemy worked in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy infor ...Show more
Alchemy evokes sorcerers working by candlelight combining potions to create magical items, real Dungeons & Dragons stuff. But alchemy gets a bad rap. Alchemists had lofty goals like curing poverty and their work laid the foundation for science to come.See omnystudio.com/listener ...Show more
Melvyn Bragg and guests discuss the Laws of Nature. Since ancient times philosophers and physicists have tried to discover simple underlying principles that control the Universe: In the 6th Century BC Thales declared “Everything is water”, centuries later Aristotle claimed that a ...Show more