Fracking comes at the expense of water quality

In a perspective piece that appears in the journal Science, Elaine Hill, Ph.D., an economist in the University of Rochester Medical Center Department of Public Health Sciences, calls for tighter regulation and monitoring ...

What makes a market transaction morally repugnant?

Many people find it morally impermissible to put kidneys, children, or doctorates on the free market. But what makes a market transaction morally repugnant in the eyes of the public? And which transactions trigger the strongest ...

Biological fireworks show 300 million years in the making

Five years ago, researchers at Northwestern University made international headlines when they discovered that human eggs, when fertilized by sperm, release billions of zinc ions, dubbed "zinc sparks."

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