The LGM-35A Sentinel program, intended to modernize the land-based leg of the U.S. nuclear triad, is a “nightmare” of mismanagement and cost overruns. -The project, which replaces the 1970s-era ...

President Donald Trump said he will make a “major statement” on Russia next week, as the U.S. prepares to ramp up its ...

From the deserts of New Mexico to missile silos in Montana, eyewitnesses and—more recently—declassified government documents ...

It’s an enormously consequential Trump administration decision affecting airborne toxins, bacterial blooms, mental health and ...

Ogura can still remember that terrible morning in August, 80 years ago. Her older brother, who later died of cancer from ...