Most light-field sensors — devices that detect the angles of incoming light rays to reconstruct 3D scenes — can detect light only in the ultraviolet and visible wavelength ranges. A newly developed ...

When it comes to appearances, the universe is a tricky place. Visible light occupies merely a sliver of the electromagnetic (EM) spectrum. To study the cosmos in its entirety, scientists must peer ...

How can we measure visible light? The electromagnetic spectrum includes all forms of light energy, known as electromagnetic radiation. (1) Different types of electromagnetic radiation such as radio ...

What makes the world so beautiful? It may be the colour. But do you know that the human eyes are not capable of seeing all the colours that exist in nature? Yes, our eyes can only see a small range of ...

A new type of polymer material that can be patterned using gentle visible light, creating stable hidden images visible only ...