Interesting

How do you identify a migmatite?

How do you identify a migmatite? migmatite, in geology, rock composed of a metamorphic (altered) host material that is streaked or veined with granite rock; the name means “mixed rock.” […]

What is rational ethical egoism?

What is rational ethical egoism? Rational egoism (also called rational selfishness) is the principle that an action is rational if and only if it maximizes one’s self-interest. In its strong […]