But as fate would have it, the operations had not only restored his vision, but enhanced it by unlocking part of the ultraviolet spectrum. Human beings have photoreceptor cells in our eyes called ...

Photosensitivity is a skin reaction (i.e., rash) that occurs after exposure to ultraviolet (UV) radiation from the sun or an artificial light source. Photosensitivity can be caused by various agents, ...

More information: Jia-Xiang Zhang et al, Screening Strategy Identifies an Overlooked Deep‐Ultraviolet Transparent Nonlinear Optical Crystal, Angewandte Chemie International Edition (2024). DOI ...

Ultraviolet (UV) radiation is a type of light. Sunlight has UV rays, along with other kinds of rays. Some light bulbs give off UV rays, too. UV light bulbs are used in tanning beds and lamps, some ...

Long-awaited snowdrops are quickly joined by aconites, which give way to crocus, before waves of daffodils and hyacinths and an explosion of tulips and alliums. Each bulb bounds into flower and then ...

Physicists have created a one dimensional gas out of light particles for the first time. Studying how the photon gas behaves could help researchers discover some yet-unknown quantum optical ...

Give a firm footing to studio lights, reflectors, backgrounds, and other accessories, with the best light stands on the market right now. When you purchase through links on our site, we may earn an ...

Outdoor light at night could be a significant risk factor in Alzheimer's disease, according to new research from Rush. Outdoor light at night could be a significant risk factor in Alzheimer's ...

In fact, we’ve got a full guide to the different types of headlight bulbs available. Below, we’ll be focussing on H7 bulbs. The H7 bulb was introduced as an improvement on the H4 bulb. The “H” refers ...