The area moment of inertia (also called the second moment of area) defines the resistance of a cross-section to bending, due to the shape of the cross-section. It is a key parameter for the ...

Moment of inertia is different than mass, but I like to call it the "rotational mass". What does mass do? Things with larger mass are more difficult to change their motion (translational motion ...

The definition of death is hazy but important for medical decisions, explains Harvard neurologist Allan Ropper in the new book Reaching Down the Rabbit Hole ...