Birds can inhabit various environments with different climates and temperatures, ranging from cold polar regions to scorching ...

As great as cameras that operate in the visual light spectrum are, they omit a lot of the information that can be gleaned from other wavelengths. There is also the minor issue that visibility is often ...

Invisible light beyond the range of human vision plays a vital role in communication technologies, medical diagnostics, and optical sensing. Ultraviolet and near-infrared wavelengths are routinely ...

A new metasurface chip from MIT electronically tunes infrared light without mechanical components, opening new possibilities ...

For more than 160 years, engineers building anything that generates or manages heat have worked under a rule so reliable it might as well have been gravity: whatever surface absorbs infrared radiation ...

Researchers designed a compact infrared filter that gives thermal sensors the ability to identify materials by their spectral ...