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The Ohio EPA is asking the owners of the Everwear plant to replace wells that regulate toxic underground plume beneath the city of Chillicothe. The nearby Pixelle paper mill closing not only leaves hundreds of people without jobs, but also presents a challenge to future containment of the chemicals.

There is no indication yet when residents will be able to return to their homes.

A new analysis by the nonprofit Partnership for Policy Integrity finds that "trade secret" chemicals were injected into gas and oil wells nearly 11,000…

Right here in Columbus are a series of databases that some scientists and business leaders call the world’s most valuable collection of scientific data.…

Republican U.S. Rep. Mike Turner is calling for more study into chemicals found in Dayton’s water supply. They’ve also been found in groundwater near more…

Of the 80,000 chemicals approved for use in the US, only 200 are required to undergo toxicity testing. But hearings to amend the 40-year-old Toxic…