united states
Latest about united states

Two Charts Show December’s Crazy Warmth
By Andrea Thompson published
December has been crazy warm across the East, leading to 10,000 daily heat records compared to 500 cold ones.

Plague Cases in US Are Unusually High This Year
By Rachael Rettner published
There's been an unusually high number of plague cases in the United States this year, according to a new report from the Centers for Disease Control and Prevention (CDC).

Why Does Plague Still Occur in the Western US?
By Rachael Rettner published
Three cases of plague have occurred in the United States in recent months, and although the illness is rare, it's not uncommon to have a few cases here each year.

California’s Forests Have Become Climate Polluters
By John Upton published
An emerging body of research shows that greenhouse gases are billowing out of the state’s woodlands.

Plague in the US: Study Details 100 Years of Cases
By Rachael Rettner published
People may think of the plague as a disease from centuries past, but there have been more than 450 cases of plague in the United States in the last 50 years, according to a new study.
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