The Challenger Expedition 1872-1876

Misha Glenny chooses the first of his archive picks - bringing back classic conversations from the In Our Time archive, every Monday. Humans have tried to calculate, regulate, and measure time for thousands of years: from systems based on tracking sunrise and sunset, to the inven ...  Show more

Misha Glenny delves in to the In Our Time archive to select ten episodes for listeners to revisit. His final choice is the Trinity, an episode first released in March 2014. The idea that God is a single entity, but one known in three distinct forms - Father, Son and Holy Spirit - ...  Show more

Melvyn Bragg and guests discuss the voyage of HMS Challenger which set out from Portsmouth in 1872 with a mission a to explore the ocean depths around the world and search for new life. The scale of the enterprise was breath taking and, for its ambition, it has since been compare ...  Show more

UCL oceanographer Helen Czerski explores life in the ocean depths with a panel of deep sea biologists. They take us to deep ocean coral gardens on sea mounts, to extraordinary hydrothermal vent ecosystems teeming with weird lifeforms fed by chemosynthetic microbes, to the remarka ...  Show more

From ancient diving bells to the groundbreaking descent of the Mariana Trench, in this episode, we'll uncover tales of bravery, innovation, and the pursuit of knowledge beneath the waves. Ancient history of exploring the ocean's depths Aristotle's theoretical diving concept in th ...  Show more

UCL oceanographer Helen Czerski explores life in the ocean depths with a panel of deep sea biologists. They take us to deep ocean coral gardens on sea mounts, to extraordinary hydrothermal vent ecosystems teeming with weird lifeforms fed by chemosynthetic microbes, to the remarka ...  Show more