Volunteers in Minnesota are collecting pine needles to help researchers determine how PFAS -- the substances commonly called forever chemicals -- find their way into water, soil and air.

There's increasing concern about PFAS, the substances commonly called forever chemicals found throughout the environment. Now volunteers in Minnesota are collecting pine needles throughout the state ...

In The World According to Pimm: A Scientist Audits the Earth, the noted conservation biologist Stuart L. Pimm warns that the earth is suffering from the huge and unmistakable impact humans have made, ...