Scientists are using this 3D Cielo supercmputer simulation to address ways to prevent objects in space from colliding with Earth. This still image shows a one-megaton nuclear energy source exploding on the surface of the Itokawa asteroid. Video explanation: <a href=www.youtube.com/watch?v=hOcNbAV6SiI&list=UUbWmiA_pHk9... "/>

More on Flickr