Overview
On February 15, 2013, a 7,000-ton asteroid crashed into the Earth's atmosphere over Russia with the power of 30 Hiroshima bombs. Within days, NOVA crews joined impact scientists in Russia as they hunted for clues about the meteor's origin and makeup.
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40 - 1Secrets of the Viking Sword October 10, 2012 -
40 - 2Forensics on Trial October 17, 2012 -
40 - 3Mystery of Easter Island November 07, 2012 -
40 - 4Ultimate Mars Challenge November 14, 2012 -
40 - 5Inside the Megastorm November 18, 2012 -
40 - 6Doomsday Volcanoes January 02, 2013 -
40 - 7Decoding Neanderthals January 09, 2013 -
40 - 8Rise of the Drones January 23, 2013 -
40 - 9Who Killed Lindbergh's Baby? January 30, 2013 -
40 - 10Building Pharaoh's Chariot February 06, 2013 -
40 - 11Earth From Space February 13, 2013 -
40 - 12Mind of a Rampage Killer February 20, 2013 -
40 - 13Meteor Strike March 27, 2013 -
40 - 14Ancient Computer April 03, 2013 -
40 - 15Australia's First 4 Billion Years: Awakening April 10, 2013 -
40 - 16Australia's First 4 Billion Years: Life Explodes April 17, 2013 -
40 - 17Australia's First 4 Billion Years: Monsters April 24, 2013 -
40 - 18Australia's First 4 Billion Years: Strange Creatures May 01, 2013 -
40 - 19Manhunt - Boston Bombers May 29, 2013 -
40 - 20Oklahoma's Deadliest Tornadoes May 29, 2013
