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Epidemiologist Scott Davis warns, “Melatonin supplements are not regulated” the way drugs are. . . . “There may be all kinds of impurities and contaminants.” Are you really going to tell me that you aren’t going to take melatonin—if you’re convinced that it might lower your chance of getting cancer by as much as 50 […]
By Science News -
Health & MedicineBright Lights, Big Cancer
A woman's blood provides better sustenance for breast cancer just after she's been exposed to bright light than when she's been in steady darkness.
By Ben Harder -
AstronomyGauging Star Birth: Spacecraft uses gamma rays as stellar tracer
Using radioactive material spewed into space by dying stars, astronomers have measured the star-formation rate in our galaxy over the past few million years.