Engineeringness on MSN

Magnets Explained: Magnetic Fields and Material Behavior

This video explains how magnets work and how magnetic fields are generated by the movement of electric charges. Magnetic ...
National Security Journal on MSN

Germany’s Type 212 ‘AIP’ Stealth Submarine Is One of the Best on Earth

Germany’s Type 212 pioneered near-silent hydrogen fuel-cell air-independent propulsion, letting a non-nuclear sub remain ...