This image shows the 4-kilometer wide Comet 67P/Churyumov%u2013Gerasimenko - the target of the Rosetta spacecraft - as it appeared on Oct. 5, 2013 to the Very Large Telescope at the European Southern Observatory in Chile.
Abandoned Train Graveyard
Simply Breathtaking. Enchanted Landscapes Radiate with Color
Healthy Lung and Lung from a dead smoker.
Top 5 Most Amazing Feats of Ancient Engineering
very small desktop
Envisioning emerging tech for 2012 and beyond.
17 year old girl builds "artificial brain" - wins Google Science Fair. Great to see kids doing stuff like this!