Janet Petro makes history as the first woman to lead NASA as acting administrator, bringing fresh perspectives to the ...

Troops have been previously deployed in the U.S. by presidents, including George H.W. Bush and John F. Kennedy.

Kennedy has suggested, contrary to scientific consensus, that certain vaccines are connected to childhood autism, asthma and developmental impairment ...

The US president has already declared a national emergency at the border, as he begins his crackdown on immigration.

Following the release of the US president-elect's official portrait, an expert reveals how scouring the pages of art history ...

Some 55 years after the first commercial flight of the Boeing 747, four airlines still fly passenger versions, including ...

President Trump announced the immediate release of classified documents related to the assassinations of President Kennedy ...

Robert F. Kennedy Jr., President Trump’s nominee to be health secretary, would have oversight power over the vaccine’s maker, ...

Pressure is mounting on Robert F. Kennedy Jr. as critics squeeze senators from both sides of the aisle to oppose President ...

The Israeli-Palestinian situation merits the freest possible discussion. Harvard made a mistake by adopting a definition of ...