This is an awesome picture. Supercell Thunderstorm by Sean Heavey, nationalgeographic: A supercell thunderstorm rolls across the Montana prairie at sunset. This was a winning shot in the 2010 National Geographic Nature Gallery Photo Contest.
Conceptual art for the Deacon Alien by Ivan Manzella "Prometheus". Early designs had the Deacon with a ghostly white patina to their skin, a far cry from the original Giger designs with their inky black armor and far more biomechanical appearance.