The billionaire’s gun control group plans to spend $10 million to help elect Democratic attorneys general, who are on the front lines of legal clashes with the president. By Reid J. Epstein ...

A newly established panel reviewing the building control system should release its recommendations by the end of this year, its chair has said. Dame Judith Hackitt was named last week as chair of ...

The ruling Friday is a victory for Trump’s effort to exert control over regulatory agencies ... A three-judge panel of the D.C. Circuit Court of Appeals voted 2-1 to allow Trump to remove ...

The first control strategy prioritizes the use of heat pumps, while the second prioritizes price. Total costs were reduced by up to 25% with the second option. A research group led by scientists ...

(40−45) In this technique a small area of a sample is first excited with a short pulse of light (pump pulse). After a given delay time another short pulse (probe pulse) passes through the same area of ...

Could a ground source heat pump provide your home with a viable alternative to gas or electric heating? Find out how a ground source heat pump works and if it's worth installing one in your home.