Download Flash Player to view this content.

The National | Feb 15, 2013 | 3:52

Meteor shower power

CBC'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

Now Playing on CBC Radio Help Refresh

CBC Radio One

Listen Live Ottawa change

Now Playing:

As It Happens06:30 PM to 08:00 PM - EDT

CBC Radio 2

Listen Live Eastern change

Now Playing:

Canada Live07:00 PM to 08:00 PM - EDT

CBC Radio 3

Listen Live Radio 3

Now Playing:

Program information temporarily unavailable.
See what is playing on all streams > Check out the brand new CBC Music service with 40 online radio stations.

2 of 34

Sort by:
Featured
Most Recent
Most Popular
Politics - Reaction to Applebaum's resignationJun 18, 2013 | 12:15Politics Reaction to Applebaum's resignation Video
Politics Reaction to Applebaum's resignation Jun 18, 2013 | 12:15Montreal city councillors react to Mayor Michael Applebaum's resignation
Politics - Mayor Applebaum resignsJun 18, 2013 | 4:49Politics Mayor Applebaum resigns Video
Politics Mayor Applebaum resigns Jun 18, 2013 | 4:49Michael Applebaum publicly addresses his recent arrest in the Quebec corruption probe
Health - Cancer drug discoveryJun 18, 2013 | 2:59Health Cancer drug discovery Video
Health Cancer drug discovery Jun 18, 2013 | 2:59An international team of researchers led by a Canadian announces a promising new drug for the treatment of cancer
Arts - Ai Weiwei sculpture at AGOJun 18, 2013 | 3:35Arts Ai Weiwei sculpture at AGO Video
Arts Ai Weiwei sculpture at AGO Jun 18, 2013 | 3:35Curator Elizabeth Smith on Chinese artist's Zodiac Heads
Politics - Montreal deputy mayor speaksJun 18, 2013 | 5:56Politics Montreal deputy mayor speaks Video
Politics Montreal deputy mayor speaks Jun 18, 2013 | 5:56Jane Cowell-Poitras says she hopes to reduce the level of public cynicism in the city
Arts - Ai Weiwei's Zodiac headsJun 18, 2013 | 3:40Arts Ai Weiwei's Zodiac heads Video
Arts Ai Weiwei's Zodiac heads Jun 18, 2013 | 3:40Activist artist's massive bronzes unveiled in Toronto
Movies - Goon's Jay BaruchelJun 18, 2013 | 3:48Movies Goon's Jay Baruchel Video
Movies Goon's Jay Baruchel Jun 18, 2013 | 3:48Actor, writer and producer on his hockey comedy
Politics - Harper's take on G8Jun 18, 2013 | 11:45Politics Harper's take on G8 Video
Politics Harper's take on G8 Jun 18, 2013 | 11:45Prime minister gives his views on what was accomplished at the summit in Enniskillen
Film - Goon's Michael DowseJun 18, 2013 | 4:17Film Goon's Michael Dowse Video
Film Goon's Michael Dowse Jun 18, 2013 | 4:17Hit hockey film wins box office prize
News - Applebaum pressured to quitJun 17, 2013 | 2:53News Applebaum pressured to quit Video
News Applebaum pressured to quit Jun 17, 2013 | 2:53Montreal mayor faces calls for resignation after his arrest on 14 charges, including fraud
News - Around the worldJun 18, 2013 | 2:14News Around the world Video
News Around the world Jun 18, 2013 | 2:14A compendium of international news stories
News - Police slash homeless tents: advocatesJun 18, 2013 | 1:55News Police slash homeless tents: advocates Video
News Police slash homeless tents: advocates Jun 18, 2013 | 1:55Follows scandal of chicken manure dumping to drive out homeless in Abbotsford, B.C.
The National - G8 Summit beginsJun 17, 2013 | 2:38The National G8 Summit begins Video
The National G8 Summit begins Jun 17, 2013 | 2:38Syria's civil war tops the agenda as the world's most powerful leaders meet in Northern Ireland
The National - Boy 'brutally beaten' playing hockeyJun 17, 2013 | 2:50The National Boy 'brutally beaten' playing hockey Video
The National Boy 'brutally beaten' playing hockey Jun 17, 2013 | 2:50Parents want charges, minor-hockey league admits mistakes, police investigate
The National - Pipeline hearingsJun 17, 2013 | 2:52The National Pipeline hearings Video
The National Pipeline hearings Jun 17, 2013 | 2:52Enbridge makes its final pitch for the construction of the Northern Gateway pipeline at a federal review panel in Terrace, B.C.

2 of 34