Major U.S. power provider Constellation Energy defended its planned acquisition of Calpine to regulators on Tuesday, after consumer groups protested that the deal would give the merged company too ...

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the ...

Casey, Illinois stands as a testament to what happens when small-town America refuses to fade away – instead creating a wonderland of world-record attractions and soul-satisfying food that draws ...