Over 83 million people around the U.S. live in residences with radon levels over the EPA's action level, new data reveals.

Twenty states (plus D.C.) had "very high" levels of the virus present in wastewater, an increase from 16 states the week ...

The Current Temperature map shows the current temperatures color ... In most of the world (except for the United States, Jamaica, and a few other countries), the degree Celsius scale is used ...