Dr Karl’s a curious optimist – a great combination for a science lover. Join him and his guests for weird facts, amazing conversation and remember, it’s never too late for a happy childhood. https://drkarl.com/
http://shirtloadsofscience.libsyn.com/podcast
episode 19: Dr Karls' Deepest interview with Tim Macdonald
An interview with one of the pilots of a 10.9 km dive into the Mariana Trench. It is deeper than Everest is high . The two-seat submersible is capable of withstanding huge forces and Dr Karl discusses the extreme physics and engineering needed to build and test the craft.
drkarl.com