Map from the paper showing the spatial distributions of predicted radon concentrations at screening floor in winter. L. Li, B.A. Coull, C.L. Zilli Vieira, P. Koutrakis, High-resolution national ...

Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens, ducks, turkeys and other fowl have been slaughtered across the United ...

This map shows roughly where Brood XIV was expected to make an appearance this spring, however, experts say it can be tricky to know exactly which counties will have confirmed sightings. Saleen ...