Ordinary cameras can now photograph out-of-sight objects

The photo-analyzing system works similar to a periscope mirror

reconstructed images

I SPY  By analyzing a multicolored jumble of light and shadow on a wall (middle), a new computer program can create a rough reconstruction (right) of an image displayed on an out-of-frame LCD screen (left).

C. Saunders, J. Murray-Bruce and V.K. Goyal/Nature 2019

With a new photo-analyzing computer program, a photographer can take a picture of something that’s not even in frame.