What year was the first modern set of headphones developed?

More Questions:

Which Italian won the 1998 Tour de France bicycle race?

Who was the 1994 Fifa World Cup winner?

What brand of gasoline introduced an additive called "Platformate" in 1968?

What kind of creature is Mowgli's enemy Shere Khan in "The Jungle Book"?

Sancho Panza was the sidekick of what literary title character?

What artist pioneered Abstract Impressionism in 1948?

Which country is the third largest one in Africa?

Accra is the capital of which country?

What punctuation mark do mathematicians use to express a number's factorial?

When gathered in a group, what bird species are called a "murder"?

What movie takes place on February 2nd again and again?

Which war included an infantry assault known as Pickett's Charge?

Who was the 35th President of the US?

Who co-opted the Wendy's slogan "Where's the beef?" in a 1984 debate?

What island is the most populous in Canada?