December 21 2012. Doomsday fanatics claim that this is when life on Earth will come to an end. But what does science have to say about this looming apocalypse What real threats could possibly bring about cataclysmic changes on Earth in 2012. Visit our channel

December 21 2012. Doomsday fanatics claim that this is when life on Earth will come to an end. But what does science have to say about this looming apocalypse What real threats could possibly bring about cataclysmic changes on Earth in 2012.

December 21, 2012. Doomsday fanatics claim that this is when life on Earth will come to an end. But what does science have to say about this looming apocalypse? What real threats could possibly bring about cataclysmic changes on Earth in 2012? (more)

December 21, 2012. Doomsday fanatics claim that this is when life on Earth will come to an end. But what does science have to say about this looming apocalypse? What real threats could possibly bring about cataclysmic changes on Earth in 2012?