In the deep waters surrounding the Cook Islands, where almost no scientific record existed before, a 26-day NOAA expedition has returned with something rarer than minerals: foundational knowledge. The research vessel Okeanos Explorer mapped seamounts and abyssal plains, confirmed vast and unexpected polymetallic nodule fields, and collected specimens that may represent species unknown to science — all at a moment when the Pacific is being asked to decide what its ocean floor is worth, and to whom. The expedition is both a scientific milestone and a geopolitical act, arriving at the intersectio