What subatomic particle determines isotope?

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Who murders Nancy in "Oliver Twist"?

Which poisonous concoction was Socrates given to drink to carry out his death sentence?

In what US state would you find Fort Hood?

What was the first NASA program to land an object on Mars that sent information back to Earth?

What geological period followed the Jurassic?

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What sitcom character was constantly called "Butthead" by his bratty big brother Wayne?

Who released the album "Madman Across the Water" in 1971?

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Shortly after meeting David, which North American city did Katchoo disappear to for 2 months, in the comic series "Strangers in Paradise"?

Which desert is located in the southeastern part of California?