States, cities challenge Trump mileage standards rollback

Nearly two dozen states and several cities on Wednesday filed a legal challenge to the Trump administration's rollback of Obama-era mileage standards, saying science backed up the old regulations developed with the help of ...

US seeks to change the rules for mining the moon

Private industries have helped drop the cost of launching rockets, satellites and other equipment into space to historic lows. That has boosted interest in developing space—both for mining raw materials such as silicon ...

Experiment improves predictions of uranium dispersion

The predictive models that describe the fate and transport of radioactive materials in the atmosphere following a nuclear incident (explosion or reactor accident) assume that uranium-bearing particulates would attain chemical ...

What the EPA's mercury decision means for public health

On April 16th, the Trump administration gutted a key component of the Mercury and Air Toxics Standards (MATS), a set of regulations designed to compel the country's oil-and-coal-fired power plants to cut emissions of mercury ...

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