News tagged with ultraviolet radiation

Related topics:

The Sun's Sneaky Variability

Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...

dateOct 28, 2009 in Space Exploration
shares0 comments 5

Study: Tanning beds definitely cause cancer

(AP) -- International cancer experts have moved tanning beds and ultraviolet radiation into the top cancer risk category, deeming both to be as deadly as arsenic and mustard gas. For years, scientists have ...

dateJul 28, 2009 in Cancer
shares0 comments 9

How oxidative stress may help prolong life

(PhysOrg.com) -- Oxidative stress has been linked to aging, cancer and other diseases in humans. Paradoxically, researchers have suggested that small exposure to oxidative conditions may actually offer protection ...

dateMay 29, 2009 in Genetics
shares0 comments 0

Lettuce gets a healthy suntan

Salad dressing aside, a pile of spinach has more nutritional value than a wedge of iceberg lettuce. That's because darker colors in leafy vegetables are often signs of antioxidants that are thought to have a variety of health ...

dateMay 18, 2009 in Other
shares0 comments 0