science bulletin:is the earth due for another major blast??

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Uploaded by on Nov 14, 2008

titanic collisions mark the history of our solar system.
you can see evidence in such places as arizonas 50,000-year old meteor crater.
is earth due for another major blast??
meet the professional and amateur astronomers who may be the first to know.
at a near-earth asteroid detection facility in new mexico called LINEAR,
and the smithsonians minor planet center,where near-earth objects are tracked for possible hits or misses.

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  • they have the tech to protect us. the question is : Will they protect us?

  • weird thats scary

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