Archive: 01/07/2008

Hope Diamond's phosphorescence key to fingerprinting

Shine a white light on the Hope Diamond and it will dazzle you with the brilliance of an amazing blue diamond. Shine an ultraviolet light on the Hope Diamond and the gem will glow red-orange for about five ...

Jan 07, 2008
4.6 / 5 (5) 0

More sun exposure may be good for some people

A new study by scientists at the U.S. Department of Energy's Brookhaven National Laboratory and colleagues in Norway suggests that the benefits of moderately increased exposure to sunlight - namely the production of vitamin ...

Jan 07, 2008
4 / 5 (24) 0

Lack of vitamin D may increase heart disease risk

The same vitamin D deficiency that can result in weak bones now has been associated with an increased risk of cardiovascular disease, Framingham Heart Study researchers report in Circulation: Journal of the American Heart As ...

Jan 07, 2008
4.7 / 5 (13) 0