Exemption allows facilities using ethylene oxide, a gas linked to health problems in humans, two more years to meet federal standards.

Joellen Russell, an oceanographer at the University of Arizona, says her identities as climate scientist and concerned mother ...

Members of our Community Editorial Board, a group of community residents who are engaged with and passionate about local ...

The Trump administration is preparing to upend a foundational scientific determination about the harms of greenhouse gases ...

The disastrous flooding in the Texas Hill Country is at the confluence of two crises: climate change and a torrent of U.S. debt. They are related, and the federal response is making both worse. First, ...

There was a time not too long ago when American scientists and American research facilities were the envy of the world. In ...