The ocean is a giant, complex machine that drives the world we live in - and we ignore it at our peril. Find out why with 2020 Christmas lecturer Helen Czerski. Watch the Q&A here: https://www.youtube.com/watch?v=Tn8lOAMj06U Buy Helen's book 'Blue Machine' here: https://geni.us/QRid Discover the rich diversity of life and movement in our oceans, from ancient navigators to permanent residents of the deep. Explore the vast currents, invisible ocean walls, and underwater waterfalls that shape our oceans' complex systems. Understanding the workings of the global ocean system is essential now that it is under significant threat, so we must put this knowledge to use in order to save our blue machine. With her passion and expertise in marine science, Helen offers a thrilling and captivating account of our oceans' intricate workings and its significance to our future. Don't miss this opportunity to gain a deeper understanding of our oceans and their fundamental role in our world. This talk was filmed at the Ri on 1 June 2023 Helen Czerski is a former Christmas Lecturer, physicist and oceanographer with a passion for investigating the interesting things in life. Helen graduated from the University of Cambridge in 2001 with a first in Natural Sciences (Physics), and in 2006 with a PhD in experimental explosives physics. In 2010, Helen returned to the UK after four years spent working in the USA at the Scripps Institution of Oceanography and URI’s Graduate School of Oceanography. Her academic home now is the Department of Mechanical Engineering at University College London, where she studies the physics of breaking waves and bubbles at the ocean surface. As a regular science presenter on the BBC for ten years, Helen has covered the physics of the natural world in BBC2 landmark documentaries, and of everyday life in a range of BBC4 documentaries. Helen is also a regular contributor to Horizon, and most recently she presented the BBC show ‘Ocean Autopsy’, examining the damage that humans have caused to the ocean and its habitants. -- A very special thank you to our Patreon supporters who help make these videos happen, especially: modsiw, Anton Ragin, Edward Unthank, Robert L Winer, Andy Carpenter, William Hudson Don McLaughlin, efkinel lo, Martin Paull, Ben Wynne-Simmons, Ivo Danihelka, Kevin Winoto, Jonathan Killin, Stephan Giersche, William Billy Robillard, Jeffrey Schweitzer, Frances Dunne, jonas.app, Tim Karr, Alan Latteri, David Crowner, Matt Townsend, THOMAS N TAMADA, Andrew McGhee, Paul Brown, David Schick, Dave Ostler, Osian Gwyn Williams, David Lindo, Roger Baker, Rebecca Pan -- The Ri is on Patreon: https://www.patreon.com/TheRoyalInstitution and Twitter: http://twitter.com/ri_science and Facebook: http://www.facebook.com/royalinstitution and TikTok: https://www.tiktok.com/@ri_science Listen to the Ri podcast: https://anchor.fm/ri-science-podcast Our editorial policy: https://www.rigb.org/editing-ri-talks-and-moderating-comments Subscribe for the latest science videos: http://bit.ly/RiNewsletter Product links on this page may be affiliate links which means it won't cost you any extra but we may earn a small commission if you decide to purchase through the link.