A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...
Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...
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How Trump chose a former Oklahoma state trooper to lead ICE — and handed Markwayne Mullin a win
After an occasionally rocky start in his new post, Homeland Security Secretary Markwayne Mullin won an internal debate when ...
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