April is the traditional month for spring cleaning: opening doors wide for the first time in months, polishing things till they gleam, possibly beating on rugs with some kind of stick or club? In honor of this season of good housekeeping, we've asked Jeopardy! mastermind Ken Jennings to help us out with a little mental spring cleaning. He'll be dusting away some persistent around-the-house myths and spraying the sweet-smelling Lysol of Truth over all your remaining brain clutter.
The Debunker: Can One Slide Down the Banister?
Banisters! Or, less commonly, bannisters! The most exciting part of any staircase! The elderly cling to them. The young and sprightly slide down them. Mary Poppins slides up them. Banisters!