What year were X-rays discovered?

More Questions:

What color is always at the top of a single rainbow?

What is the name of the badge you get in Pokemon from Saffron gym?

Pretzel and potato chip company Snyder's is based out of what Pennsylvania city?

What is the largest country in Africa in terms of land size?

Edward Jenner developed an effective vaccine for which disease?

Limnology is the study of what?

What is the worlds fastest growing plant?

What chemical element is added to rubber to "vulcanize" it?

Kappelkoff is the real surname of which actress?

Who played the male lead in the 2002 movie "The Hot Chick"?

What was Lucy’s last name on the TV series "I Love Lucy"?

Who provided the original voice for Marge Simpson?

How many episodes of "The Monkees" were made?

Which treaty organisation was set up as a counterpart to NATO?

What was the name of the album the band TLC released in 2013?