Sunscreen protects you from premature aging and skin cancer by absorbing the sun's UV rays. Learn about sun protection, including tips.

Some plants can photosynthesise using nightglow, traditionally comprising moonlight, starlight and the light reflected from ...

We often think of sunlight as something that warms us, helps plants grow, or gives us a summer glow. But according to Dr.

An extended day in the sun can be anything but relaxing for those who develop polymorphous light eruption, an uncomfortable, ...

Grades 9-12 Learn about the cause of sunburns, in this video from NOVA’s Gross Science series. Sunlight is made up of many types of radiation: infrared, visible, and ultraviolet (UV). UV radiation can ...

A well-known benefit of sun exposure is that it triggers the body to produce vitamin D, which helps to build and maintain ...

The searing summer heat beams straight into your car - you can get contact burns just from sliding into the seat. Are sun ...