Artists find mind-bending ways to bring impossible figures into three-dimensional reality In an impossible figure, seemingly real objects—or parts of objects—form geometric relations that ...

Matthew Shlian is a paper artist whose latest work confronts viewers with precisely constructed geometric figures in 3-D. Here’s how he makes them.

Independently, British mathematician Roger Penrose also conceived it in 1954 after attending an international mathematicians’ congress in Amsterdam, where an exhibition of works by Dutch graphic ...

And depending on the manner in which geometric information is presented, interpreting objects in the exact way a teacher intended may be next to impossible. Consider the two figures shown below.

Impossible Figures and Other Stories II won the grand prize at Stuttgart and GLAS in 2017, as well as best Polish fillm at the Animator Film Festival in Poland, while the second entry, ...