It keeps coming.  A brand new TV spot:

I am getting really excited about this new Ridley Scott movie Prometheus – which is clearly a prequel to the original 1979 Alien movie even though they keep saying it is not: Even the audio clip they released is freaking scary:

This is from the USGS, so I assume it’s right, but it doesn’t look right to me.  I would think the sphere of water would be a lot bigger. Link:  http://ga.water.usgs.gov/edu/2010/gallery/global-water-volume.html