Earth's Line Of Defense

This episode of Sci Fi Science demonstrates three solutions for threats in our planet Earth. It basically utilizes laser and beam of solar energy to destroy or push away comets and asteroids.

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Channels: Others Astrophysics

Tags: Sci Fi Science Permanent Solution

Uploaded by: ( Send Message ) on 09-12-2012.

Duration: 2m 6s

Dnatube: Sciencific and Medical video site.