Uncategorized
- Math
Slide Rule Universe
Nowadays, calculators and computers are essential tools for scientists and engineers. A few decades ago, however, an ingenious calculating device called the slide rule was in every engineer’s toolbox. This Web site provides a glimpse of those long-gone days. It provides references materials on the care, feeding, and use of slide rules, a slide-rule marketplace, […]
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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 […]
- Health & Medicine
Bright 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.
