Summary: A groundbreaking development (that ended up being an April Fools joke…) for the Virginia-class: a story about a magnetohydrodynamic (MHD) drive system. The Virginia-Class Is Getting a Big ...
DARPA is trying to use new more powerful superconducting magnets to triple the efficiency of a Magnetohydrodynamic drive for ultra-quiet navy ships. The PUMP program will develop an electrode material ...
Almost all satellites have some kind of thrusters aboard, but they tend to use them as little as possible to conserve chemical fuel. Reaction wheels are one way to make orientation adjustments without ...
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