SAN ANTONIO, Texas, Nov. 11 [Category: Business] -- Southwest Research Institute posted the following news release:

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SwRI team studies interior composition, origins of ice giants

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November 11, 2026 -- Measurements of an argon isotope could help scientists understand whether the interiors of Uranus and Neptune, our solar system's so-called ice giants, are dominated by ice or rock. New research led by Southwest Research Institute (SwRI . . .

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