Certain advanced technologies, such as 3D displays, biosensing, and security printing, can utilize circularly polarized ...

Schools of fish are mesmerizing examples of collective animal behavior. Thousands of individuals move in near-perfect ...

Amid a grid full of the letter B, a single number 3 is hidden, challenging viewers' observation skills. This optical trick ...

Scientists have developed a detection system that could vastly improve the accuracy of human facial and activity recognition at long distances and through obstructions like fog, smoke or camouflage.