» Avoid flying single-engine aircraft over open water. If you do, plan accordingly by carrying proper floatation devices and ...

By combining the language of groups with that of geometry and linear algebra, Marius Sophus Lie created one of math’s most ...

World War 2 had revealed a flaw for the US Navy. Their convoy ships that resupplied fleets, armies, and bases across the ...

Most people think they know how planes stay in the air but the common explanation leaves out the real physics. From wing ...