What color diamond is produced if it contains traces of boron?

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What is a bellwether?

Which type of restaurant popularized the use of conveyor belts?

What number is represented in Morse code by 5 dots?

What European nation still pledges its allegiance to a foreign monarch in its national anthem?

Athens is the capital of which country?

A group of lions is called a what?

What famous chemist died in 1934 from a blood disease contracted by the effects of radiation exposure?

In which US state is George A. Romero's 1968 film "Night of the Living Dead" set?

What are the names of the twins on the TV show "Thundercats"?

What Will Ferrell movie is about three gun men who start a fraternity and re-live their college years?

Elvis's manager, Colonel Tom Parker, had what earlier act?

What third-century martyr was ordered shot full of arrows by Diocletian?

Which city was the first ever to host the Olympic Games twice?

What US vice president referred to his critics as "nattering nabobs of negativism"?

Which "Committee of Five" member was the 2nd President of the United States?