Fish cannot see ultraviolet B rays but still change their behavior when they grow up under increased UVB intensity. According to studies by biologists, on three-spined sticklebacks (Gasterosteus ...

Risk assessment comprises four steps: hazard identification, dose-response assessment, exposure assessment, and risk characterization. In this study, the effects of increased ultraviolet B (UVB, ...

Thanks to increased awareness about the perils of exposure to ultraviolet rays and skin damage, a greater number of people routinely apply sunscreen before spending time outdoors. But while people ...

SEATTLE — Just because it’s a cloudy day, don’t think for a second the cloud cover protects you from dangerous radiation coming from the sun! With the sunny season close to being in full swing, the ...

Whiteside, J. R. and McMillan, T. J. A Bystander Effect is Induced in Human Cells Treated with UVA Radiation but Not UVB Radiation. Radiat Res. 171, 204-211 (2009). The bystander effect is defined as ...

Exposure to ultraviolet radiation is the main factor for someone developing skin cancer. Skin cancer is the most common type of cancer. The main factor in someone developing skin cancer is exposure to ...

New research has examined the association between vitamin D and COVID-19, and found that ambient ultraviolet B (UVB) radiation (which is key for vitamin D production in the skin) at an individual's ...

LED bulbs are a household staple, lauded for their energy efficiency and longevity. Contrary to some concerns, standard LEDs ...

SPF measures how much UVB radiation sunscreen blocks from hitting your skin. But the higher the SPF number, the less protection it offers from UVA radiation. You should be using a broad-spectrum, SPF ...

IN many parts of the world, whether at work or play, the sun dutifully plays its role as a giver of life and vital source of energy. But, wait a minute, there’s something in the sun that can be ...