People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some interesting biology.

The invisible light spectrum, encompassing ultraviolet and infrared wavelengths, has long beguiled the human eye. A revolutionary lens technology is now making this unseen light accessible, heralding ...

A research team has fabricated a subwavelength grating from an epitaxial molybdenum diselenide (MoSe2) layer roughly 42 nanometers thick and measured optical confinement consistent with a bound state ...

Efficient light-to-electricity conversion is crucial in applications such as imaging, free-space communication, biological sensing, and clean energy. The bulk photovoltaic effect (BPVE) has garnered ...

Did you know that the world around us is filled with different types of light waves ? From the warm glow of the sun to audible radio waves and invisible gamma rays, electromagnetic waves (action ...