WASHINGTON (AP) — President Joe Biden nominated the former head of two federal science and engineering agencies to be his science adviser, who if confirmed by the Senate, will be the first woman, person of color and immigrant to hold that Cabinet-level position.
STENNIS SPACE CENTER, Miss. (AP) — Triggering a massive cloud of vapor and a roar, officials on Monday test fired a rocket engine designed to be part of a reusable spacecraft that can launch into space repeatedly with a quick turnaround time...
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