Ideas | Feb 20, 2014 | 53:59

In Praise of Ice, Part 2

As glaciers shrink, and ice vanishes from the polar seas, Richard Longley takes us back to our icy roots, rekindling wonder for this alluring frozen water.

Now Playing on CBC Radio Help Refresh

Live audio streams for phones and tablets: Radio One and CBC Music (Radio 2, Radio 3 and more)

CBC Radio One

Listen Live Ottawa change

CBC Radio 2

Listen Live Eastern change

CBC Radio 3

Listen Live Radio 3
Ideas - The New Russian FrontApr 22, 2015 | 53:58Ideas The New Russian Front Audio
Ideas The New Russian Front Apr 22, 2015 | 53:58How should the West deal with Putin's Russia? By isolation or by engagement? Highlights from the Munk Debate: The West vs Russia with journalist Vladimir Pozner , historian Stephen Cohen political dissident Garry Kasparov, and historian Anne Applebaum.
Ideas - Disposable Youth - Henry GirouxApr 17, 2015 | 53:59Ideas Disposable Youth - Henry Giroux Audio
Ideas Disposable Youth - Henry Giroux Apr 17, 2015 | 53:59Drawing on his book, Disposable Youth, scholar Henry Giroux speaks at the SPUR lecture in Toronto about how America is abandoning its youth.
Ideas - The Sharing EconomyDec 4, 2014 | 54:00Ideas The Sharing Economy Audio
Ideas The Sharing Economy Dec 4, 2014 | 54:00Anne Wright-Howard examines how the sharing economy challenges 20th century notions of ownership, commerce, government regulation, wealth and personal identity.
Ideas - The 2014 BBC Reith Lectures by Dr. Atul Gawande, Part 2Jan 27, 2015 | 53:59Ideas The 2014 BBC Reith Lectures by Dr. Atul Gawande, Part 2 Audio
Ideas The 2014 BBC Reith Lectures by Dr. Atul Gawande, Part 2 Jan 27, 2015 | 53:59In the 2014 BBC Reith Lectures, surgeon, professor and author Atul Gawande dissects a field defined by what he calls "the messy intersection of science and human fallibility.
Ideas - The 2014 BBC Reith Lectures by Dr. Atul Gawande, Part 1Jan 26, 2015 | 53:59Ideas The 2014 BBC Reith Lectures by Dr. Atul Gawande, Part 1 Audio
Ideas The 2014 BBC Reith Lectures by Dr. Atul Gawande, Part 1 Jan 26, 2015 | 53:59In the 2014 BBC Reith Lecturs, surgeon, professor and author Atul Gawande dissects a field defined by what he calls "the messy intersection of science and human fallibility.
Ideas - The Motorcycle is YourselfDec 2, 2014 | 53:58Ideas The Motorcycle is Yourself Audio
Ideas The Motorcycle is Yourself Dec 2, 2014 | 53:58Robert Pirsig's Zen and the Art of Motorcycle Maintenance has been called the most widely read book of philosophy ever written. Forty years after its publication, Tim Wilson revisits an extraordinary interview he did with its author.
Ideas - Living in the Material WorldApr 27, 2015 | 53:58Ideas Living in the Material World Audio
Ideas Living in the Material World Apr 27, 2015 | 53:58Making the world a better place is a tough, messy, imperfect business. From the 2014 Stratford Forum series, two people with practical experience in making change: humanitarian and activist James Orbinski, and Muslim scholar Muhammed Robert Heft.
Ideas - Ideas from the Trenches - Why We ObeyApr 14, 2015 | 54:00Ideas Ideas from the Trenches - Why We Obey Audio
Ideas Ideas from the Trenches - Why We Obey Apr 14, 2015 | 54:00Serbulent Turan, an emerging political scientist at the University of British Columbia, asks why people willingly put up with oppression and -- on the flip side -- what's needed to spark a revolution.
Ideas - Once Upon A Planet (Encore Oct , 2013)Apr 9, 2015 | 54:00Ideas Once Upon A Planet (Encore Oct , 2013) Audio
Ideas Once Upon A Planet (Encore Oct , 2013) Apr 9, 2015 | 54:00Science fiction writers have been dreaming up planets and alien for years. But recently, astronomers have discovered hundreds of planets far beyond our solar system. Is there life on those planets, too?
Ideas - Sapiens - Yuval Noah HarariJan 12, 2015 | 53:58Ideas Sapiens - Yuval Noah Harari Audio
Ideas Sapiens - Yuval Noah Harari Jan 12, 2015 | 53:58"There were humans long before there was history," writes Yuval Noah Harari. Professor Harari's book "Sapiens: A Brief History of Humankind" is an international best-seller.
Ideas - Eureka! Mapping the Creative MindMar 19, 2015 | 53:59Ideas Eureka! Mapping the Creative Mind Audio
Ideas Eureka! Mapping the Creative Mind Mar 19, 2015 | 53:59Revolutionary ideas don't come out of nowhere. Or do they? Starting with Archimedes' original "eureka" moment, producert John Chipman dissects "aha" moments both big and small, and draws a road map to understanding Big Ideas.
Ideas - Belonging: The Paradox of Citizenship - The Circle WidensNov 10, 2014 | 53:57Ideas Belonging: The Paradox of Citizenship - The Circle Widens Audio
Ideas Belonging: The Paradox of Citizenship - The Circle Widens Nov 10, 2014 | 53:57Part 1 of the 2014 CBC Massey Lectures by Adrienne Clarkson. The story of the village of Eygalières in France: how it got its freedom in medieval times, and how this revolutionized society.
Ideas - Connecting the Dots: The Mystery of Single Personality DisorderApr 1, 2015 | 54:00Ideas Connecting the Dots: The Mystery of Single Personality Disorder Audio
Ideas Connecting the Dots: The Mystery of Single Personality Disorder Apr 1, 2015 | 54:00At first glance, a disorder with this name might easily appear ridiculous. Barbara Nichol describes the thinking behind the syndrome -- and the logic which takes SDP from punch-line to paradigm, and an intriguing new model of the human personality.
Ideas - Last Rights - Peter SingerJan 15, 2015 | 53:58Ideas Last Rights - Peter Singer Audio
Ideas Last Rights - Peter Singer Jan 15, 2015 | 53:58In a Halifax lecture and interview with IDEAS host Paul Kennedy, moral philosopher Peter Singer argues that ethical end-of-life laws are not just possible, but necessary.
Ideas - Wachtel On The Arts - Kaija SaariahoApr 21, 2015 | 53:59Ideas Wachtel On The Arts - Kaija Saariaho Audio
Ideas Wachtel On The Arts - Kaija Saariaho Apr 21, 2015 | 53:59Kaija Saariaho has grown to become one of the world's most admired and performed composers of contemporary music. Her music inspires the imagination, seeming to turn light, water, gravity, and nature itself into sound.

1 of 34