A mother and daughter's realization of the different reflection produced by a mirror, despite a visible item not being in front of the mirror, has left the internet confused. In a viral video, the ...

A new kind of mirror is emerging from quantum physics labs, one that exists not as a chunk of polished glass but as a ...

Rembrandt may have traced his celebrated self-portraits from optical projections created by assemblies of mirrors or lenses, a new analysis suggests. Two U.K.-based researchers — Francis O'Neill, an ...

Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...