Sketch of the concept: a disordered medium (top) is made perfectly transmitting by placing a custom-made anti-reflection coating in front of it (bottom). (Courtesy: TU Wien) A new technique that ...

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 ...

Students use mirror equations to determine the position and type. Students use mirror equations to determine the position, type, and size of mirror images for curved mirrors mathematically. Optical ...

Cool operator: the Saharan silver ant Cataglyphis bombycina. (Courtesy: P Landmann) A species of desert-dwelling ant is able to tolerate temperatures exceeding 50 °C because its body hairs act like ...