The invention of tiny devices capable of precisely controlling the direction and behavior of light is essential to the ...

Light still holds surprises—as demonstrated by researchers from the Ultrafast Phenomena Lab at the Faculty of Physics, University of Warsaw, in collaboration with the Institute of Low Temperature and ...

Former Xinjiang government engineer Nureli Abliz, who saw firsthand how surveillance technology flagged thousands of people in China for detention, even when they had committed no crime, is ...

The aim was to show how powerful surveillance technology such as face recognition appears when used on individuals controlled ...

Smart locks are becoming increasingly popular for their convenience and security benefits. But they are not popular for the hassle of keeping the batteries full. That requires either swapping out ...

When you unlock a phone, step into view of a security camera or drive past a license plate reader at night, beams of infrared light - invisible to the naked eye — shine onto the unique contours of ...