The National | Jan 25, 2013 | 11:56

Chris Hadfield interview

Peter Mansbridge speaks with Canadian astronaut Chris Hadfield from the International Space Station

Now Playing on CBC Radio Help Refresh

CBC Radio One

Listen Live Ottawa change

CBC Radio 2

Listen Live Eastern change

CBC Radio 3

Listen Live Radio 3
The National - 3D printers in Canadian librariesFeb 9, 2014 | 2:00The National 3D printers in Canadian libraries Video
The National 3D printers in Canadian libraries Feb 9, 2014 | 2:00Several Canadian libraries are using 3D printers to help visitors make their designs come to life.
The National - Scientists warn action on climate change must come nowMar 31, 2014 | 3:25The National Scientists warn action on climate change must come now Video
The National Scientists warn action on climate change must come now Mar 31, 2014 | 3:25A UN scientific panel has made an urgent call to take action against climate change, warning it's now or never.
The National - A worm revolutionApr 27, 2014 | 5:29The National A worm revolution Video
The National A worm revolution Apr 27, 2014 | 5:29An Ontario woman is championing a movement to use worms to help with the world's garbage crisis.
The National - Celestial equivalent of a near collisionOct 19, 2014 | 1:46The National Celestial equivalent of a near collision Video
The National Celestial equivalent of a near collision Oct 19, 2014 | 1:46A four-and-a-half billion year old comet passed by Mars today with a fleet of sophisticated spacecraft capturing every moment of it.
The National - E-waste Dumping GroundOct 23, 2008 | 18:50The National E-waste Dumping Ground Video
The National E-waste Dumping Ground Oct 23, 2008 | 18:50A dangerous underground electronics recycling industry employs China's vulnerable migrant workers. And Canadians export the raw materials to them.
The National - Curling scienceFeb 2, 2010 | 2:19The National Curling science Video
The National Curling science Feb 2, 2010 | 2:19What scientists learned when they looked at the physics involved in the sport
The National - Quake lessons for B.C.Sep 6, 2010 | 2:38The National Quake lessons for B.C. Video
The National Quake lessons for B.C. Sep 6, 2010 | 2:38The earthquake that hit Christchurch, New Zealand, offers a valuable comparison with Vancouver's worst-case earthquake scenario, the CBC's Chris Brown reports
The National - Megabus crashSep 11, 2010 | 3:25The National Megabus crash Video
The National Megabus crash Sep 11, 2010 | 3:25Investigators are trying to find out why a bus bound for Toronto from Philadelphia crashed in New York state, killing 4, reports Melissa Fung
The National - Free bed bugsSep 11, 2010 | 2:29The National Free bed bugs Video
The National Free bed bugs Sep 11, 2010 | 2:29Winnipeg’s third annual household giveaway weekend had fewer items up for grabs this year-probably due to bed bug concerns
The National - Low bridgeSep 11, 2010 | 2:39The National Low bridge Video
The National Low bridge Sep 11, 2010 | 2:39Police in New York state are investigating a bus crash that left four people dead and several Canadian passengers shaken, reports Melissa Fung
The National - Pictures from MarsAug 7, 2012 | 2:51The National Pictures from Mars Video
The National Pictures from Mars Aug 7, 2012 | 2:51NASA's Mars rover Curiosity sent its first color video images back to Earth
The National - Disappearing Arctic iceSep 20, 2012 | 5:12The National Disappearing Arctic ice Video
The National Disappearing Arctic ice Sep 20, 2012 | 5:12Scientists say they were taken by surprise by the pace of the Arctic ice melt this year
The National - Meteor shower powerFeb 15, 2013 | 3:52The National Meteor shower power Video
The National Meteor shower power Feb 15, 2013 | 3:52CBC's science correspondent Bob McDonald explains the science behind meteors, and what caused the sights and sounds of the explosion in the sky over Russia
The National - Birth of the universeMar 21, 2013 | 1:58The National Birth of the universe Video
The National Birth of the universe Mar 21, 2013 | 1:58New images of the split-second after the Big Bang indicates the universe may be 80 million years older than previously thought
The National - Smartphone PickpocketsApr 24, 2013 | 2:31The National Smartphone Pickpockets Video
The National Smartphone Pickpockets Apr 24, 2013 | 2:31The CBC's Cameron MacIntosh explains how you could be pickpocketed by a smartphone.

2 of 22