On March 6, Alex Trebek, the long-time host of the wildly popular trivia show "Jeopardy," announced that he has pancreatic cancer. It's a serious diagnosis for a man who helped take knowledge-based game shows from a risky endeavor to a beloved TV staple. As a site that shares Jeopardy's philosophy of making the world smarter, we thought we'd pay homage to Trebek by challenging our readers to some of the show's toughest science- and technology-themed questions.
We searched through the fan-made episode database J-Archive to find some of the most fascinating science-based "triple-stumpers" in "Jeopardy!" history — that is, questions that stumped all three contestants. We'll include the questions at the top of the article and the answers at the bottom. How many can you answer correctly?