As three immigrants claim Nobel Prizes in science for the United States this year, experts warn that immigration crackdowns could undo American innovation.
As three immigrants claim Nobel Prizes in science for the United States this year, experts warn that immigration crackdowns could undo American innovation.
Brandon Williams, the head of the National Nuclear Security Administration, has no deep technical roots or experience in running the nationβs nuclear weapons complex, unlike many of his predecessors.
Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trumpβs call last month for the United States to resume its testing of nuclear bombs.
Technicians in an underground test site in Nevada secured the door before execution of the 2021 Red Sage-Nightshade experiment, a subcritical nuclear test.