A sense of place. It’s essential to deep-sea exploration. We’re far from land, on a flat horizon, hovering over echosounder output from the seafloor below. We watch a map drawn line by line by line.

If we are to believe the recent spate of sustainability-themed online map mashups, the best way to make sense of the planet’s future is through clickable maps. The most recent entry into the map arena ...

In the map of a place, addresses that are physically close to each other in life get placed physically near each other in the map. But in a map of the internet, how would you define closeness? Russian ...