Science editor Alan Boyle's Weblog: The world's tallest building, the $1.5 billion Burj Khalifa skyscraper in Dubai, casts a long shadow in our "Earth From Space" Advent Calendar.
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Sat, 12/04/2010 - 5:55pm
Science editor Alan Boyle's Weblog: The world's tallest building, the $1.5 billion Burj Khalifa skyscraper in Dubai, casts a long shadow in our "Earth From Space" Advent Calendar.