Podcast: Science at the extremes: with Greg Foot, Dan Martin and Leigh Marsh

Greg Foot leads a scientific exploration to the top of the tallest mountain and bottom of the deepest ocean, accompanied by mountaineer medic Dan Martin and oceanographer explorer Leigh Marsh.

Listen time: 58:33
Mount Everest Summit seen from base camp
Image credit: Michael Clarke via Unsplash

Greg Foot is a science presenter and a regular contributor for Blue Peter. Dan Martin is a mountaineer, medic and the director of the UCL Centre for Altitude, Space and Extreme Environment Medicine. Leigh Marsh is the lead communications officer for technology at the National Oceanography Centre (NOC) in Southampton.