"Every exposure to UV, especially every sunburn, increases our risk of skin cancer," says Prof Dorothy Bennett, from St ...

Ultraviolet (UV) radiation from the Sun encompasses wavelengths from 100 to 400 nm and is conventionally subdivided into UV-A (315–400 nm), UV-B (280–315 nm) and UV-C (100–280 nm). Although the ...

Researchers used the MIRI instrument onboard the James Webb Space Telescope (JWST) to identify the presence of ultraviolet radiation in five young stars in the Ophiuchus region, and to understand its ...

Sunlight provides the energy necessary for photosynthesis and growth, but it also exposes plants to harmful ultraviolet-B (UV-B) radiation. Plants must therefore strike a delicate balance between ...

The health benefits of spending time in the sun could outweigh the risks for those living in areas with limited sunshine, a study suggests. In low-sunlight locations such as parts of the U.K., ...