Looking back through the archives, we actually haven’t seen much in the way of homebrew magnetohydrodynamic drives (MHDs) — which is somewhat surprising, as the core concept isn’t nearly as ...

Magnetohydrodynamic (MHD) flow control represents a promising frontier in mitigating the severe thermal and aerodynamic challenges inherent to hypersonic reentry. By applying magnetic fields to ...

Taking a plot point from the 1990 Sean Connery movie thriller The Hunt for Red October, DARPA is working on a super-silent submarine drive that has no moving parts and provides propulsion through the ...

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