Vortex dynamics in cylindrical containers encapsulate a range of complex fluid behaviours driven by rotational motion. In these geometries, the interplay between centrifugal forces and viscous effects ...
President Trump delivers the State of the Union to Congress. by SETH BORENSTEIN AP Science Writer It's as if the world has been turned upside-down, or at least its weather. You can blame the ...
Roughly twenty miles above Earth's surface, in a largely invisible layer of the atmosphere called the stratosphere, some of the most dramatic temperature changes on our planet unfold. Major sudden ...
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