A team of scientists across several U.S. Department of Energy (DOE) national laboratories has unraveled how light and a ...

It is possible to make a material emit more radiation than it absorbs, violating the laws of physics in a way that could make ...

Light across the electromagnetic spectrum can inactivate virions using radiation. This review highlights the antiviral utility of radiant methods, covering ionizing radiation.

Manufactured chemicals and materials are necessary for practically every aspect of daily life, from life-saving ...

Radiation testing suggests that solar cells made from carbon-based, or organic, materials could outperform conventional silicon and gallium arsenide for generating electricity in the final ...

UV radiation comes primarily from the sun and is made up of UVA, UVB, and UVC rays. UVC rays do not reach Earth, but both UVA and UVB rays pose health risks. Learn more here.

The Dept. of Energy's ban on the sale and manufacture of most incandescent light bulbs took effect on Wednesday more than a decade and a half after such a ban was first proposed.

Some types of lung cancer can be treated with a cancer-killing drug that works when it is combined with the power of light energy. This one-two punch is called photodynamic therapy, or PDT. If PDT ...