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Science, Tech & Environment

Geo answer

For today's Geo Quiz ? The surface of the sun come into focus in some dazzling never before seen images taken by a NASA probe. Anchor Jeb Sharp gets details from John Leibacher, an astronomer at the National Solar Observatory in Tuscon, Arizona.

Development & Education

Volcano economics

The International Air Transport Association says the volcanic ash cloud has cost airlines 1.7 billion dollars. They're not the only losers. Anchor Marco Werman speaks with Matthew Bishop, US business editor for the Economist magazine.