How does your galaxy grow?

This video blows my mind every time I watch it. Love NewScientist’s station on Youtube.

An innovative technology that shows how the universe evolved. Let it marinate. Tis amazing.

Here’s another example of the Aquarius Simulation.

http://www.youtube.com/watch?v=2qeT4DkEX-w&videos=J_NiwWL-oHA