This is a preview. Log in through your library . Abstract The longstanding problems of the linear stability of plane Couette flow and circular pipe flow (to axisymmetric disturbances) are solved by ...

Shannon McDonagh is a Newsweek content reporter based in London. Her focus is reporting breaking wire stories across international politics and social issues. She has covered culture, politics and the ...

Sand ripples are symmetrical. Yet wind -- which causes them -- is very much not. Furthermore, sand ripples can be found on Mars and on Earth. They would be even more fascinating if the same effect ...

Powerful pulses of groundwater flow up from beneath Lakes Michigan and Huron, which together form one of the largest freshwater systems in the world. This groundwater flux may dramatically alter how ...