pareidolia Ruin marble is a kind of rock with patterns that look like derelict cities Mark Frauenfelder
strange phenomena What's with those creepy weird blue lights accompanying the Mexico earthquake? David Pescovitz
data visualizations Amazing interactive globe shows the very different location of your city 750 million years ago David Pescovitz
stonehenge Stonehenge core sample shows monument was largely quarried only 15 miles from site Rob Beschizza