Using a laser range-finder, neurobiologists have scanned real-life scenes to gather millions of distance measurements to surfaces in each scene -- analyzing the mass of data to explain a series of ...

During a lunch with my friend Kurt at the Chicago Club—one of those quietly elegant institutions where history sits comfortably in the room—I arrived with a question. It was one that could only be ...

Our perception of how large or small things are in the world is systematically influenced for how we perceive distance or depth. This is most famously shown by the Ponzo Illusion (discovered by Mario ...

A study examines distance perception in bats. Many bat species use echolocation--emitting sound signals and analyzing the returning echoes--to assess their distance from an object. However, it is ...