The Yankees' new "Torpedo" bats are the talk of baseball. The bats -- which Major League Baseball confirmed are legal \-\- are defined by an untraditional barrel, which rests closer to the hitter's hands.

For the MIT-educated physicist behind the torpedo bat, it’s more about the talent of the players than their lumber at the plate.

Torpedo bats are just the latest innovation in the design of baseball bats, some of which stuck, and others which ... did not.