BBC Inside Science The mysteries of the ocean floor
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Jun 5, 2025 
In this engaging discussion, guests David Edgerton and Penny Sarchet delve into the mysteries of the ocean floor and the historical ties between science and warfare. Edgerton, a professor at King's College London, reveals how World War II influenced scientific research. Sarchet, Managing Editor at New Scientist, highlights the week’s top science stories. The duo also reflects on the staggering fact that 99.999% of the deep sea remains unexplored, calling for more initiatives to unlock its secrets. They celebrate David Attenborough’s legacy as he turns 99, marking his impact on nature.
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Mining Spurs Data Collection Challenges
- Industrial interest in deep sea mining offers opportunities for data collection.
- However, data accessibility and management remain major challenges.
Marine Biologist's Personal Connection
- Anna Gebruk studies deep sea sponges providing key habitats and aiding nutrient cycles.
- A part of a hydrothermal vent field was named "Agnes Garden" by her father in her honor.
War Drives Military Innovation
- WWII scientific research was focused mainly on military technologies, not blue sky innovation.
- War accelerated development of weapons like radar and jet engines but did not decisively end the war.
