Across the U.S., hundreds of sites on land or in lakes and rivers are heavily contaminated with hazardous waste produced by human activity. Many of these places, designated as Superfund sites by the ...

Blood tests are helpful for monitoring your overall health. But research suggests they can also give us clues about the ...

A new Arizona law requires public schools in the state to enforce stricter phone-use policies and limit student access to the internet and social media starting beginning this school year. Gov. Kate ...