New model offers physics-inspired rankings evaluation

The world is rife with rankings and orderings. They show up in tennis—as in the French Open, which ends with a final ranking of champion players. They show up in pandemics—as when public health officials can record new ...

How US policy on abortion affects women in Africa

Policies and decisions made in the United States echo around the world and often have widespread implications. Take sexual and reproductive health, for example. Decisions made in the US have caused, and could cause, severe ...

Climate change is pushing toxic chemicals into drinking wells

Don Myron is probably best known as the guy who survived one of the deadliest fires in Oregon's history by sheltering overnight in a river with a patio chair. So there was never any question that Myron would rebuild his home ...

First recent US case of human bird flu confirmed in Colorado

A Colorado prison inmate has become the first person in the U.S. to test positive for bird flu in a recent outbreak that has led to the deaths of millions of chickens and turkeys, but federal officials say they still see ...

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