A research team has successfully developed the world's first ammonia (NH3) gas sensor based on a copper bromide (CuBr) film ...

More than 65,000 gas masks made in Wiltshire are to be sent out to troops in Ukraine to help them defend their country. Avon ...

The Biden administration placed landmark limits on toxic pollutants from petrochemicals and other industries. Now, the Trump ...

The EPA allows regulated companies to request a two-year presidential exemption to a host of Biden-era rules under the Clean ...