“Destination Earth?” –Stephen Hawking and RAS Astronomers Warn of Danger from Giant Comets

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A decade ago, Stephen Hawking observed that one of the major factors in the possible scarcity of intelligent life in our galaxy is the high probability of an asteroid or comet colliding with inhabited planets. This week, a team of…

from The Daily Galaxy –Great Discoveries Channel: Sci, Space, Tech http://ift.tt/1TfkM8Z
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I'm presently a student of life who is trying to figure out the mysteries of the universe. Any hints anybody?

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