According to ancient and medieval philosophy, after the four elements of earth, air, fire, and water, the fifth and highest essence, thought to be the substance of the heavenly bodies and all things, was called by what essential name?

Escape artist Harry Houdini died of what causes?

If someone suffers from "myopia", what can they not do well?

The words nadir and zenith: do they have the same or opposite meaning?

Find a common nine letter word with one syllable.

When visiting an ancient city in Greece or Egypt, if you visited a necropolis, what did you visit?

What is the national motto of the United States?