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 - Police try a global online experimentSep 26, 2013 | 2:25The National Police try a global online experiment Video
The National Police try a global online experiment Sep 26, 2013 | 2:25Police worldwide are trying out an online experiment to try to catch a man suspected of horrible crimes in Canada.
The National - Can bugs help end hunger?Sep 24, 2013 | 2:42The National Can bugs help end hunger? Video
The National Can bugs help end hunger? Sep 24, 2013 | 2:42A team of students from McGill University has proposed insect-infused flour as a possible solution to the global food crisis
The National - No foreign bidders in wireless spectrum auctionSep 23, 2013 | 2:22The National No foreign bidders in wireless spectrum auction Video
The National No foreign bidders in wireless spectrum auction Sep 23, 2013 | 2:22No foreign companies will take part in Canada's upcoming wireless spectrum auction.
The National - Amanda Lang on BlackBerry buy offerSep 23, 2013 | 1:39The National Amanda Lang on BlackBerry buy offer Video
The National Amanda Lang on BlackBerry buy offer Sep 23, 2013 | 1:39Senior business correspondent Amanda Lang shares her take on BlackBerry's big buy offer and what's actually changed for the company today.
The National - A new view of the ArcticSep 23, 2013 | 2:17The National A new view of the Arctic Video
The National A new view of the Arctic Sep 23, 2013 | 2:17Canadians are getting a look at the Arctic like they've never seen before, from deep down in the ocean.
The National - Female mining prospectorsSep 21, 2013 | 2:22The National Female mining prospectors Video
The National Female mining prospectors Sep 21, 2013 | 2:22Prospecting is a career path few people take these days, but this family has embraced the lifestyle, one daughter at a time.
The National - Blocking online adsSep 16, 2013 | 2:36The National Blocking online ads Video
The National Blocking online ads Sep 16, 2013 | 2:36This device promises to rid your life of pesky online ads, but it could have a downside.
The National - Bob McDonald: Raising the Costa ConcordiaSep 15, 2013 | 1:58The National Bob McDonald: Raising the Costa Concordia Video
The National Bob McDonald: Raising the Costa Concordia Sep 15, 2013 | 1:58Science Correspondent Bob McDonald explains the complicated procedure to get the Costa Concordia upright.
The National - Voyager 1 Reaches Leaves Solar SystemSep 12, 2013 | 2:13The National Voyager 1 Reaches Leaves Solar System Video
The National Voyager 1 Reaches Leaves Solar System Sep 12, 2013 | 2:13Voyager 1 has become the first man-made object to interstellar space. Bob McDonald explains what Voyager can tell us about the universe.
The National - Irreplaceable Arctic researchSep 12, 2013 | 2:37The National Irreplaceable Arctic research Video
The National Irreplaceable Arctic research Sep 12, 2013 | 2:37Ice expert Klaus Hochheim's research may be lost after his death in an Arctic helicopter crash
The National - Are we Martians?Aug 29, 2013 | 3:26The National Are we Martians? Video
The National Are we Martians? Aug 29, 2013 | 3:26New evidence suggests life on Earth may have actually started on Mars. Our science guy Bob McDonald explains if that makes us all martians.
The National - Scientists measure personal spaceAug 28, 2013 | 2:28The National Scientists measure personal space Video
The National Scientists measure personal space Aug 28, 2013 | 2:28Subjects get uncomfortable at 20-40cm
The National - A Canadian on the moon?Aug 25, 2013 | 2:35The National A Canadian on the moon? Video
The National A Canadian on the moon? Aug 25, 2013 | 2:35A Canadian could finally be going to the moon, and maybe even living there.
The National - Disaster in the MakingAug 23, 2013 | 6:10The National Disaster in the Making Video
The National Disaster in the Making Aug 23, 2013 | 6:10Is a popular pesticide to blame for the death of countless bees?
The National - The Next Big ThingAug 22, 2013 | 6:15The National The Next Big Thing Video
The National The Next Big Thing Aug 22, 2013 | 6:15Canada has a new visa program, designed to lure tech start-ups out of Silicon Valley. But, will it work?

1 of 19