What is ultraviolet light, and where does it come from? Learn how UV radiation is classified, measured, and used in medicine, ...

More information: Keri Hoadley et al, The Ultraviolet Type Ia Supernova CubeSat (UVIa): Science Motivation & Mission Concept, arXiv (2025). DOI: 10.48550/arxiv.2502.11957 Provided by Universe Today ...

Ultraviolet (UV) radiation is one part of the electromagnetic spectrum of radiation that reaches Earth from the sun. It is a form of light energy situated on the spectrum just beyond visible light.

Infrared light has longer wavelengths than visible light, and we can feel it as heat. In fact, some animals, like snakes, can see in the infrared part of the spectrum! Visible light is what we can see ...

These waves of energy are part of the electromagnetic spectrum that encompasses everything from long radio waves to very short gamma rays. Visible light, infrared radiation (heat), and ultraviolet (UV ...

Learn about the electromagnetic spectrum, the order of the waves, their uses and dangers with this guide for KS3 physics students aged 11-14 from BBC Bitesize.

Doctors use ultraviolet (UV) light therapy to treat an array of common skin conditions, such as psoriasis and eczema. Some different types include UVB, UVA, PUVA, and heliotherapy. Learn more.