Several people responded to our last map by asking where Greenland went. Apparently in the course of flipping around North America, I lost track of it, and while Iceland ended up over by Kamchatka, ...

The result, recently published in the journal Geophysical Research Letters, is the most comprehensive and detailed map of the seafloor and bedrock under Greenland's ice cap ever produced ...

The pink shape is Africa, while the purple represents Greenland. On the Mercator map, shown below, Greenland appears almost the same size as Africa. In reality, Greenland only covers about 1/14 of ...