Physicists detect exotic looped trajectories of light in three-slit experiment (Phys.org)

 

Turns out that photons do some weirder stuff than we thought.These photons travel forward through one slit, then loop around and travel back through another slit, and then sometimes loop around again and travel forward through a third slit.

More at the source.

Source: Physicists detect exotic looped trajectories of light in three-slit experiment

What do you think?