Ever wonder why some planes leave trails of smoke and others don't? Is it just that certain commercial jetliners are trying out some geometric skywriting while others can't be bothered? Actually, the answer is much more complicated.
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Wed, 01/06/2010 - 2:01pm
Ever wonder why some planes leave trails of smoke and others don't? Is it just that certain commercial jetliners are trying out some geometric skywriting while others can't be bothered? Actually, the answer is much more complicated.