What planet was the first to be discovered by mathematical prediction and not observation?

More Questions:

What William Faulkner novel presented its plot from four different points of view?

Who wrote the famous poem "The Waste Land"?

Which US state is nicknamed the "Treasure State"?

In what country would you find the mouths of the river Nile?

What country is located immediately north of Sudan?

When did the Comoros gain its independence from France?

What vitamin deficiency causes Rickets?

In the TV show "Twin Peaks', what letter was found under Laura Palmer's fingernail?

Who directed the 1999 movie "Bowfinger"?

What other animal cartoon character made his screen debut as Porky Pig's nemesis in the 1937 short "Porky's Duck Hunt"?

What Oscar-winning movie features the quote "What we do in life echoes in eternity"?

What queen was ordered beheaded by her cousin, Elizabeth I?

Which Soviet leader approved the building of the Berlin Wall?

Petrology the study of what?

Who wrote the book "Das Kapital"?