Today on CNN 10, we get an update on a geomagnetic storm that had colorful auroras on view in places not typically seen on ...

KARPEL: Thank you! Ari Karpel joined the CNN.com chat room by telephone and CNN provided a typist. This is an edited transcript of the interview which took place on Monday, September 10 ...

John Zarrella joined the CNN.com chat room by telephone and CNN provided a typist. This is an edited transcript of the interview which took place on Monday, September 10, 2001.