British scientists have created a molecule they say could greatly improve the effectiveness of sun-screens and reduce the incidence of skin cancer. Whereas most sun-screens protect against exposure to... more 
British scientists have created a molecule they say could greatly improve the effectiveness of sun-screens and reduce the incidence of skin cancer. Whereas most sun-screens protect against exposure to short-wave, ultraviolet B rays, the scientists are targetting long-wave UVA rays which they say cause just as much damage. Jim Drury has more. less 
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Mon, Nov 25, 2013 10:30 AM EST