What does the "c" in the equation e=mc^2 stand for?

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In the US Army, what four ranks lie between First Lieutenant and Brigadier General?

What name is shared between a 2nd Earl of Pembroke and an English cider?

What company, founded by Jack Ma, shares its name with Arabian folktale hero?

What three letter word stands for a small opening and a clothing company?

From what language did English borrow the word "yacht"?

Which character killed Polonius?

Who wrote the children's novel "Swallows and Amazons"?

What is the capital of Iceland?

What is measured in Watts?

What fraternity do the Lewis and Gilbert join in the 1984 film "Revenge of the Nerds"?

Which movie gave us the line "You talkin" to me?'

What violinist-bandleader was the first inductee into the Canadian Music Hall of Fame?

May Day, as an international workers" celebration, dates back to what 1886 event?

When did the Jallianwahla Bagh massacre take place?

What year was construction of the Sistine Chapel completed in?