Mr. Smarty Pants

The average cost of raising a medium-sized dog to age 11 is $6,400.

The world's 16,000 jet airplanes pump out more than 600 million tons of carbon dioxide annually.

According to David Schmidt of the University of Massachusetts, shower curtains stick to your body because there is low pressure on the inside and high pressure on the outside. This phenomenon, called the Bernoulli effect, is the principle behind an airplane's wings producing lift.

In 1802, Congressman John Stanly (Federalist-NC) ensured his re-election by dueling and killing Richard Dobbs Spaight, his predecessor and Jeffersonian opponent in that year's election.

If in Puerto Rico, one could buy flan at KFC, Church's Chicken, Burger King, and McDonald's.