The Marine Corps celebrates its 250th birthday across the globe. This article highlights four prominent guest speakers at ...

The legendary Marine general offers advice — along with a critique of some of Obama's moves — for what the US should do next against ISIS.

The Senate Armed Services Committee has overwhelmingly approved President-elect Donald Trump's pick for defense secretary. The Republican-led panel voted 26-1 Wednesday to recommend that the full ...

WASHINGTON • Defense Secretary Jim Mattis is stepping down from his post, President Donald Trump announced Thursday, after the retired Marine general clashed with the president over a troop drawdown ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American James N. Mattis is the four-star Marine ...